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Merge branch 'for-linus' of git://selinuxproject.org/~jmorris/linux-security
[mirror_ubuntu-zesty-kernel.git] / drivers / net / wireless / ath / ath6kl / wmi.c
1 /*
2 * Copyright (c) 2004-2011 Atheros Communications Inc.
3 *
4 * Permission to use, copy, modify, and/or distribute this software for any
5 * purpose with or without fee is hereby granted, provided that the above
6 * copyright notice and this permission notice appear in all copies.
7 *
8 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
9 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
10 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
11 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
12 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
13 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
14 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
15 */
16
17 #include <linux/ip.h>
18 #include "core.h"
19 #include "debug.h"
20 #include "testmode.h"
21 #include "../regd.h"
22 #include "../regd_common.h"
23
24 static int ath6kl_wmi_sync_point(struct wmi *wmi, u8 if_idx);
25
26 static const s32 wmi_rate_tbl[][2] = {
27 /* {W/O SGI, with SGI} */
28 {1000, 1000},
29 {2000, 2000},
30 {5500, 5500},
31 {11000, 11000},
32 {6000, 6000},
33 {9000, 9000},
34 {12000, 12000},
35 {18000, 18000},
36 {24000, 24000},
37 {36000, 36000},
38 {48000, 48000},
39 {54000, 54000},
40 {6500, 7200},
41 {13000, 14400},
42 {19500, 21700},
43 {26000, 28900},
44 {39000, 43300},
45 {52000, 57800},
46 {58500, 65000},
47 {65000, 72200},
48 {13500, 15000},
49 {27000, 30000},
50 {40500, 45000},
51 {54000, 60000},
52 {81000, 90000},
53 {108000, 120000},
54 {121500, 135000},
55 {135000, 150000},
56 {0, 0}
57 };
58
59 /* 802.1d to AC mapping. Refer pg 57 of WMM-test-plan-v1.2 */
60 static const u8 up_to_ac[] = {
61 WMM_AC_BE,
62 WMM_AC_BK,
63 WMM_AC_BK,
64 WMM_AC_BE,
65 WMM_AC_VI,
66 WMM_AC_VI,
67 WMM_AC_VO,
68 WMM_AC_VO,
69 };
70
71 void ath6kl_wmi_set_control_ep(struct wmi *wmi, enum htc_endpoint_id ep_id)
72 {
73 if (WARN_ON(ep_id == ENDPOINT_UNUSED || ep_id >= ENDPOINT_MAX))
74 return;
75
76 wmi->ep_id = ep_id;
77 }
78
79 enum htc_endpoint_id ath6kl_wmi_get_control_ep(struct wmi *wmi)
80 {
81 return wmi->ep_id;
82 }
83
84 struct ath6kl_vif *ath6kl_get_vif_by_index(struct ath6kl *ar, u8 if_idx)
85 {
86 struct ath6kl_vif *vif, *found = NULL;
87
88 if (WARN_ON(if_idx > (ar->vif_max - 1)))
89 return NULL;
90
91 /* FIXME: Locking */
92 spin_lock_bh(&ar->list_lock);
93 list_for_each_entry(vif, &ar->vif_list, list) {
94 if (vif->fw_vif_idx == if_idx) {
95 found = vif;
96 break;
97 }
98 }
99 spin_unlock_bh(&ar->list_lock);
100
101 return found;
102 }
103
104 /* Performs DIX to 802.3 encapsulation for transmit packets.
105 * Assumes the entire DIX header is contigous and that there is
106 * enough room in the buffer for a 802.3 mac header and LLC+SNAP headers.
107 */
108 int ath6kl_wmi_dix_2_dot3(struct wmi *wmi, struct sk_buff *skb)
109 {
110 struct ath6kl_llc_snap_hdr *llc_hdr;
111 struct ethhdr *eth_hdr;
112 size_t new_len;
113 __be16 type;
114 u8 *datap;
115 u16 size;
116
117 if (WARN_ON(skb == NULL))
118 return -EINVAL;
119
120 size = sizeof(struct ath6kl_llc_snap_hdr) + sizeof(struct wmi_data_hdr);
121 if (skb_headroom(skb) < size)
122 return -ENOMEM;
123
124 eth_hdr = (struct ethhdr *) skb->data;
125 type = eth_hdr->h_proto;
126
127 if (!is_ethertype(be16_to_cpu(type))) {
128 ath6kl_dbg(ATH6KL_DBG_WMI,
129 "%s: pkt is already in 802.3 format\n", __func__);
130 return 0;
131 }
132
133 new_len = skb->len - sizeof(*eth_hdr) + sizeof(*llc_hdr);
134
135 skb_push(skb, sizeof(struct ath6kl_llc_snap_hdr));
136 datap = skb->data;
137
138 eth_hdr->h_proto = cpu_to_be16(new_len);
139
140 memcpy(datap, eth_hdr, sizeof(*eth_hdr));
141
142 llc_hdr = (struct ath6kl_llc_snap_hdr *)(datap + sizeof(*eth_hdr));
143 llc_hdr->dsap = 0xAA;
144 llc_hdr->ssap = 0xAA;
145 llc_hdr->cntl = 0x03;
146 llc_hdr->org_code[0] = 0x0;
147 llc_hdr->org_code[1] = 0x0;
148 llc_hdr->org_code[2] = 0x0;
149 llc_hdr->eth_type = type;
150
151 return 0;
152 }
153
154 static int ath6kl_wmi_meta_add(struct wmi *wmi, struct sk_buff *skb,
155 u8 *version, void *tx_meta_info)
156 {
157 struct wmi_tx_meta_v1 *v1;
158 struct wmi_tx_meta_v2 *v2;
159
160 if (WARN_ON(skb == NULL || version == NULL))
161 return -EINVAL;
162
163 switch (*version) {
164 case WMI_META_VERSION_1:
165 skb_push(skb, WMI_MAX_TX_META_SZ);
166 v1 = (struct wmi_tx_meta_v1 *) skb->data;
167 v1->pkt_id = 0;
168 v1->rate_plcy_id = 0;
169 *version = WMI_META_VERSION_1;
170 break;
171 case WMI_META_VERSION_2:
172 skb_push(skb, WMI_MAX_TX_META_SZ);
173 v2 = (struct wmi_tx_meta_v2 *) skb->data;
174 memcpy(v2, (struct wmi_tx_meta_v2 *) tx_meta_info,
175 sizeof(struct wmi_tx_meta_v2));
176 break;
177 }
178
179 return 0;
180 }
181
182 int ath6kl_wmi_data_hdr_add(struct wmi *wmi, struct sk_buff *skb,
183 u8 msg_type, bool more_data,
184 enum wmi_data_hdr_data_type data_type,
185 u8 meta_ver, void *tx_meta_info, u8 if_idx)
186 {
187 struct wmi_data_hdr *data_hdr;
188 int ret;
189
190 if (WARN_ON(skb == NULL || (if_idx > wmi->parent_dev->vif_max - 1)))
191 return -EINVAL;
192
193 if (tx_meta_info) {
194 ret = ath6kl_wmi_meta_add(wmi, skb, &meta_ver, tx_meta_info);
195 if (ret)
196 return ret;
197 }
198
199 skb_push(skb, sizeof(struct wmi_data_hdr));
200
201 data_hdr = (struct wmi_data_hdr *)skb->data;
202 memset(data_hdr, 0, sizeof(struct wmi_data_hdr));
203
204 data_hdr->info = msg_type << WMI_DATA_HDR_MSG_TYPE_SHIFT;
205 data_hdr->info |= data_type << WMI_DATA_HDR_DATA_TYPE_SHIFT;
206
207 if (more_data)
208 data_hdr->info |=
209 WMI_DATA_HDR_MORE_MASK << WMI_DATA_HDR_MORE_SHIFT;
210
211 data_hdr->info2 = cpu_to_le16(meta_ver << WMI_DATA_HDR_META_SHIFT);
212 data_hdr->info3 = cpu_to_le16(if_idx & WMI_DATA_HDR_IF_IDX_MASK);
213
214 return 0;
215 }
216
217 static u8 ath6kl_wmi_determine_user_priority(u8 *pkt, u32 layer2_pri)
218 {
219 struct iphdr *ip_hdr = (struct iphdr *) pkt;
220 u8 ip_pri;
221
222 /*
223 * Determine IPTOS priority
224 *
225 * IP-TOS - 8bits
226 * : DSCP(6-bits) ECN(2-bits)
227 * : DSCP - P2 P1 P0 X X X
228 * where (P2 P1 P0) form 802.1D
229 */
230 ip_pri = ip_hdr->tos >> 5;
231 ip_pri &= 0x7;
232
233 if ((layer2_pri & 0x7) > ip_pri)
234 return (u8) layer2_pri & 0x7;
235 else
236 return ip_pri;
237 }
238
239 int ath6kl_wmi_implicit_create_pstream(struct wmi *wmi, u8 if_idx,
240 struct sk_buff *skb,
241 u32 layer2_priority, bool wmm_enabled,
242 u8 *ac)
243 {
244 struct wmi_data_hdr *data_hdr;
245 struct ath6kl_llc_snap_hdr *llc_hdr;
246 struct wmi_create_pstream_cmd cmd;
247 u32 meta_size, hdr_size;
248 u16 ip_type = IP_ETHERTYPE;
249 u8 stream_exist, usr_pri;
250 u8 traffic_class = WMM_AC_BE;
251 u8 *datap;
252
253 if (WARN_ON(skb == NULL))
254 return -EINVAL;
255
256 datap = skb->data;
257 data_hdr = (struct wmi_data_hdr *) datap;
258
259 meta_size = ((le16_to_cpu(data_hdr->info2) >> WMI_DATA_HDR_META_SHIFT) &
260 WMI_DATA_HDR_META_MASK) ? WMI_MAX_TX_META_SZ : 0;
261
262 if (!wmm_enabled) {
263 /* If WMM is disabled all traffic goes as BE traffic */
264 usr_pri = 0;
265 } else {
266 hdr_size = sizeof(struct ethhdr);
267
268 llc_hdr = (struct ath6kl_llc_snap_hdr *)(datap +
269 sizeof(struct
270 wmi_data_hdr) +
271 meta_size + hdr_size);
272
273 if (llc_hdr->eth_type == htons(ip_type)) {
274 /*
275 * Extract the endpoint info from the TOS field
276 * in the IP header.
277 */
278 usr_pri =
279 ath6kl_wmi_determine_user_priority(((u8 *) llc_hdr) +
280 sizeof(struct ath6kl_llc_snap_hdr),
281 layer2_priority);
282 } else
283 usr_pri = layer2_priority & 0x7;
284 }
285
286 /*
287 * workaround for WMM S5
288 *
289 * FIXME: wmi->traffic_class is always 100 so this test doesn't
290 * make sense
291 */
292 if ((wmi->traffic_class == WMM_AC_VI) &&
293 ((usr_pri == 5) || (usr_pri == 4)))
294 usr_pri = 1;
295
296 /* Convert user priority to traffic class */
297 traffic_class = up_to_ac[usr_pri & 0x7];
298
299 wmi_data_hdr_set_up(data_hdr, usr_pri);
300
301 spin_lock_bh(&wmi->lock);
302 stream_exist = wmi->fat_pipe_exist;
303 spin_unlock_bh(&wmi->lock);
304
305 if (!(stream_exist & (1 << traffic_class))) {
306 memset(&cmd, 0, sizeof(cmd));
307 cmd.traffic_class = traffic_class;
308 cmd.user_pri = usr_pri;
309 cmd.inactivity_int =
310 cpu_to_le32(WMI_IMPLICIT_PSTREAM_INACTIVITY_INT);
311 /* Implicit streams are created with TSID 0xFF */
312 cmd.tsid = WMI_IMPLICIT_PSTREAM;
313 ath6kl_wmi_create_pstream_cmd(wmi, if_idx, &cmd);
314 }
315
316 *ac = traffic_class;
317
318 return 0;
319 }
320
321 int ath6kl_wmi_dot11_hdr_remove(struct wmi *wmi, struct sk_buff *skb)
322 {
323 struct ieee80211_hdr_3addr *pwh, wh;
324 struct ath6kl_llc_snap_hdr *llc_hdr;
325 struct ethhdr eth_hdr;
326 u32 hdr_size;
327 u8 *datap;
328 __le16 sub_type;
329
330 if (WARN_ON(skb == NULL))
331 return -EINVAL;
332
333 datap = skb->data;
334 pwh = (struct ieee80211_hdr_3addr *) datap;
335
336 sub_type = pwh->frame_control & cpu_to_le16(IEEE80211_FCTL_STYPE);
337
338 memcpy((u8 *) &wh, datap, sizeof(struct ieee80211_hdr_3addr));
339
340 /* Strip off the 802.11 header */
341 if (sub_type == cpu_to_le16(IEEE80211_STYPE_QOS_DATA)) {
342 hdr_size = roundup(sizeof(struct ieee80211_qos_hdr),
343 sizeof(u32));
344 skb_pull(skb, hdr_size);
345 } else if (sub_type == cpu_to_le16(IEEE80211_STYPE_DATA))
346 skb_pull(skb, sizeof(struct ieee80211_hdr_3addr));
347
348 datap = skb->data;
349 llc_hdr = (struct ath6kl_llc_snap_hdr *)(datap);
350
351 memset(&eth_hdr, 0, sizeof(eth_hdr));
352 eth_hdr.h_proto = llc_hdr->eth_type;
353
354 switch ((le16_to_cpu(wh.frame_control)) &
355 (IEEE80211_FCTL_FROMDS | IEEE80211_FCTL_TODS)) {
356 case 0:
357 memcpy(eth_hdr.h_dest, wh.addr1, ETH_ALEN);
358 memcpy(eth_hdr.h_source, wh.addr2, ETH_ALEN);
359 break;
360 case IEEE80211_FCTL_TODS:
361 memcpy(eth_hdr.h_dest, wh.addr3, ETH_ALEN);
362 memcpy(eth_hdr.h_source, wh.addr2, ETH_ALEN);
363 break;
364 case IEEE80211_FCTL_FROMDS:
365 memcpy(eth_hdr.h_dest, wh.addr1, ETH_ALEN);
366 memcpy(eth_hdr.h_source, wh.addr3, ETH_ALEN);
367 break;
368 case IEEE80211_FCTL_FROMDS | IEEE80211_FCTL_TODS:
369 break;
370 }
371
372 skb_pull(skb, sizeof(struct ath6kl_llc_snap_hdr));
373 skb_push(skb, sizeof(eth_hdr));
374
375 datap = skb->data;
376
377 memcpy(datap, &eth_hdr, sizeof(eth_hdr));
378
379 return 0;
380 }
381
382 /*
383 * Performs 802.3 to DIX encapsulation for received packets.
384 * Assumes the entire 802.3 header is contigous.
385 */
386 int ath6kl_wmi_dot3_2_dix(struct sk_buff *skb)
387 {
388 struct ath6kl_llc_snap_hdr *llc_hdr;
389 struct ethhdr eth_hdr;
390 u8 *datap;
391
392 if (WARN_ON(skb == NULL))
393 return -EINVAL;
394
395 datap = skb->data;
396
397 memcpy(&eth_hdr, datap, sizeof(eth_hdr));
398
399 llc_hdr = (struct ath6kl_llc_snap_hdr *) (datap + sizeof(eth_hdr));
400 eth_hdr.h_proto = llc_hdr->eth_type;
401
402 skb_pull(skb, sizeof(struct ath6kl_llc_snap_hdr));
403 datap = skb->data;
404
405 memcpy(datap, &eth_hdr, sizeof(eth_hdr));
406
407 return 0;
408 }
409
410 static int ath6kl_wmi_tx_complete_event_rx(u8 *datap, int len)
411 {
412 struct tx_complete_msg_v1 *msg_v1;
413 struct wmi_tx_complete_event *evt;
414 int index;
415 u16 size;
416
417 evt = (struct wmi_tx_complete_event *) datap;
418
419 ath6kl_dbg(ATH6KL_DBG_WMI, "comp: %d %d %d\n",
420 evt->num_msg, evt->msg_len, evt->msg_type);
421
422 if (!AR_DBG_LVL_CHECK(ATH6KL_DBG_WMI))
423 return 0;
424
425 for (index = 0; index < evt->num_msg; index++) {
426 size = sizeof(struct wmi_tx_complete_event) +
427 (index * sizeof(struct tx_complete_msg_v1));
428 msg_v1 = (struct tx_complete_msg_v1 *)(datap + size);
429
430 ath6kl_dbg(ATH6KL_DBG_WMI, "msg: %d %d %d %d\n",
431 msg_v1->status, msg_v1->pkt_id,
432 msg_v1->rate_idx, msg_v1->ack_failures);
433 }
434
435 return 0;
436 }
437
438 static int ath6kl_wmi_remain_on_chnl_event_rx(struct wmi *wmi, u8 *datap,
439 int len, struct ath6kl_vif *vif)
440 {
441 struct wmi_remain_on_chnl_event *ev;
442 u32 freq;
443 u32 dur;
444 struct ieee80211_channel *chan;
445 struct ath6kl *ar = wmi->parent_dev;
446 u32 id;
447
448 if (len < sizeof(*ev))
449 return -EINVAL;
450
451 ev = (struct wmi_remain_on_chnl_event *) datap;
452 freq = le32_to_cpu(ev->freq);
453 dur = le32_to_cpu(ev->duration);
454 ath6kl_dbg(ATH6KL_DBG_WMI, "remain_on_chnl: freq=%u dur=%u\n",
455 freq, dur);
456 chan = ieee80211_get_channel(ar->wiphy, freq);
457 if (!chan) {
458 ath6kl_dbg(ATH6KL_DBG_WMI, "remain_on_chnl: Unknown channel "
459 "(freq=%u)\n", freq);
460 return -EINVAL;
461 }
462 id = vif->last_roc_id;
463 cfg80211_ready_on_channel(vif->ndev, id, chan, NL80211_CHAN_NO_HT,
464 dur, GFP_ATOMIC);
465
466 return 0;
467 }
468
469 static int ath6kl_wmi_cancel_remain_on_chnl_event_rx(struct wmi *wmi,
470 u8 *datap, int len,
471 struct ath6kl_vif *vif)
472 {
473 struct wmi_cancel_remain_on_chnl_event *ev;
474 u32 freq;
475 u32 dur;
476 struct ieee80211_channel *chan;
477 struct ath6kl *ar = wmi->parent_dev;
478 u32 id;
479
480 if (len < sizeof(*ev))
481 return -EINVAL;
482
483 ev = (struct wmi_cancel_remain_on_chnl_event *) datap;
484 freq = le32_to_cpu(ev->freq);
485 dur = le32_to_cpu(ev->duration);
486 ath6kl_dbg(ATH6KL_DBG_WMI, "cancel_remain_on_chnl: freq=%u dur=%u "
487 "status=%u\n", freq, dur, ev->status);
488 chan = ieee80211_get_channel(ar->wiphy, freq);
489 if (!chan) {
490 ath6kl_dbg(ATH6KL_DBG_WMI, "cancel_remain_on_chnl: Unknown "
491 "channel (freq=%u)\n", freq);
492 return -EINVAL;
493 }
494 if (vif->last_cancel_roc_id &&
495 vif->last_cancel_roc_id + 1 == vif->last_roc_id)
496 id = vif->last_cancel_roc_id; /* event for cancel command */
497 else
498 id = vif->last_roc_id; /* timeout on uncanceled r-o-c */
499 vif->last_cancel_roc_id = 0;
500 cfg80211_remain_on_channel_expired(vif->ndev, id, chan,
501 NL80211_CHAN_NO_HT, GFP_ATOMIC);
502
503 return 0;
504 }
505
506 static int ath6kl_wmi_tx_status_event_rx(struct wmi *wmi, u8 *datap, int len,
507 struct ath6kl_vif *vif)
508 {
509 struct wmi_tx_status_event *ev;
510 u32 id;
511
512 if (len < sizeof(*ev))
513 return -EINVAL;
514
515 ev = (struct wmi_tx_status_event *) datap;
516 id = le32_to_cpu(ev->id);
517 ath6kl_dbg(ATH6KL_DBG_WMI, "tx_status: id=%x ack_status=%u\n",
518 id, ev->ack_status);
519 if (wmi->last_mgmt_tx_frame) {
520 cfg80211_mgmt_tx_status(vif->ndev, id,
521 wmi->last_mgmt_tx_frame,
522 wmi->last_mgmt_tx_frame_len,
523 !!ev->ack_status, GFP_ATOMIC);
524 kfree(wmi->last_mgmt_tx_frame);
525 wmi->last_mgmt_tx_frame = NULL;
526 wmi->last_mgmt_tx_frame_len = 0;
527 }
528
529 return 0;
530 }
531
532 static int ath6kl_wmi_rx_probe_req_event_rx(struct wmi *wmi, u8 *datap, int len,
533 struct ath6kl_vif *vif)
534 {
535 struct wmi_p2p_rx_probe_req_event *ev;
536 u32 freq;
537 u16 dlen;
538
539 if (len < sizeof(*ev))
540 return -EINVAL;
541
542 ev = (struct wmi_p2p_rx_probe_req_event *) datap;
543 freq = le32_to_cpu(ev->freq);
544 dlen = le16_to_cpu(ev->len);
545 if (datap + len < ev->data + dlen) {
546 ath6kl_err("invalid wmi_p2p_rx_probe_req_event: "
547 "len=%d dlen=%u\n", len, dlen);
548 return -EINVAL;
549 }
550 ath6kl_dbg(ATH6KL_DBG_WMI, "rx_probe_req: len=%u freq=%u "
551 "probe_req_report=%d\n",
552 dlen, freq, vif->probe_req_report);
553
554 if (vif->probe_req_report || vif->nw_type == AP_NETWORK)
555 cfg80211_rx_mgmt(vif->ndev, freq, ev->data, dlen, GFP_ATOMIC);
556
557 return 0;
558 }
559
560 static int ath6kl_wmi_p2p_capabilities_event_rx(u8 *datap, int len)
561 {
562 struct wmi_p2p_capabilities_event *ev;
563 u16 dlen;
564
565 if (len < sizeof(*ev))
566 return -EINVAL;
567
568 ev = (struct wmi_p2p_capabilities_event *) datap;
569 dlen = le16_to_cpu(ev->len);
570 ath6kl_dbg(ATH6KL_DBG_WMI, "p2p_capab: len=%u\n", dlen);
571
572 return 0;
573 }
574
575 static int ath6kl_wmi_rx_action_event_rx(struct wmi *wmi, u8 *datap, int len,
576 struct ath6kl_vif *vif)
577 {
578 struct wmi_rx_action_event *ev;
579 u32 freq;
580 u16 dlen;
581
582 if (len < sizeof(*ev))
583 return -EINVAL;
584
585 ev = (struct wmi_rx_action_event *) datap;
586 freq = le32_to_cpu(ev->freq);
587 dlen = le16_to_cpu(ev->len);
588 if (datap + len < ev->data + dlen) {
589 ath6kl_err("invalid wmi_rx_action_event: "
590 "len=%d dlen=%u\n", len, dlen);
591 return -EINVAL;
592 }
593 ath6kl_dbg(ATH6KL_DBG_WMI, "rx_action: len=%u freq=%u\n", dlen, freq);
594 cfg80211_rx_mgmt(vif->ndev, freq, ev->data, dlen, GFP_ATOMIC);
595
596 return 0;
597 }
598
599 static int ath6kl_wmi_p2p_info_event_rx(u8 *datap, int len)
600 {
601 struct wmi_p2p_info_event *ev;
602 u32 flags;
603 u16 dlen;
604
605 if (len < sizeof(*ev))
606 return -EINVAL;
607
608 ev = (struct wmi_p2p_info_event *) datap;
609 flags = le32_to_cpu(ev->info_req_flags);
610 dlen = le16_to_cpu(ev->len);
611 ath6kl_dbg(ATH6KL_DBG_WMI, "p2p_info: flags=%x len=%d\n", flags, dlen);
612
613 if (flags & P2P_FLAG_CAPABILITIES_REQ) {
614 struct wmi_p2p_capabilities *cap;
615 if (dlen < sizeof(*cap))
616 return -EINVAL;
617 cap = (struct wmi_p2p_capabilities *) ev->data;
618 ath6kl_dbg(ATH6KL_DBG_WMI, "p2p_info: GO Power Save = %d\n",
619 cap->go_power_save);
620 }
621
622 if (flags & P2P_FLAG_MACADDR_REQ) {
623 struct wmi_p2p_macaddr *mac;
624 if (dlen < sizeof(*mac))
625 return -EINVAL;
626 mac = (struct wmi_p2p_macaddr *) ev->data;
627 ath6kl_dbg(ATH6KL_DBG_WMI, "p2p_info: MAC Address = %pM\n",
628 mac->mac_addr);
629 }
630
631 if (flags & P2P_FLAG_HMODEL_REQ) {
632 struct wmi_p2p_hmodel *mod;
633 if (dlen < sizeof(*mod))
634 return -EINVAL;
635 mod = (struct wmi_p2p_hmodel *) ev->data;
636 ath6kl_dbg(ATH6KL_DBG_WMI, "p2p_info: P2P Model = %d (%s)\n",
637 mod->p2p_model,
638 mod->p2p_model ? "host" : "firmware");
639 }
640 return 0;
641 }
642
643 static inline struct sk_buff *ath6kl_wmi_get_new_buf(u32 size)
644 {
645 struct sk_buff *skb;
646
647 skb = ath6kl_buf_alloc(size);
648 if (!skb)
649 return NULL;
650
651 skb_put(skb, size);
652 if (size)
653 memset(skb->data, 0, size);
654
655 return skb;
656 }
657
658 /* Send a "simple" wmi command -- one with no arguments */
659 static int ath6kl_wmi_simple_cmd(struct wmi *wmi, u8 if_idx,
660 enum wmi_cmd_id cmd_id)
661 {
662 struct sk_buff *skb;
663 int ret;
664
665 skb = ath6kl_wmi_get_new_buf(0);
666 if (!skb)
667 return -ENOMEM;
668
669 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, cmd_id, NO_SYNC_WMIFLAG);
670
671 return ret;
672 }
673
674 static int ath6kl_wmi_ready_event_rx(struct wmi *wmi, u8 *datap, int len)
675 {
676 struct wmi_ready_event_2 *ev = (struct wmi_ready_event_2 *) datap;
677
678 if (len < sizeof(struct wmi_ready_event_2))
679 return -EINVAL;
680
681 ath6kl_ready_event(wmi->parent_dev, ev->mac_addr,
682 le32_to_cpu(ev->sw_version),
683 le32_to_cpu(ev->abi_version));
684
685 return 0;
686 }
687
688 /*
689 * Mechanism to modify the roaming behavior in the firmware. The lower rssi
690 * at which the station has to roam can be passed with
691 * WMI_SET_LRSSI_SCAN_PARAMS. Subtract 96 from RSSI to get the signal level
692 * in dBm.
693 */
694 int ath6kl_wmi_set_roam_lrssi_cmd(struct wmi *wmi, u8 lrssi)
695 {
696 struct sk_buff *skb;
697 struct roam_ctrl_cmd *cmd;
698
699 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
700 if (!skb)
701 return -ENOMEM;
702
703 cmd = (struct roam_ctrl_cmd *) skb->data;
704
705 cmd->info.params.lrssi_scan_period = cpu_to_le16(DEF_LRSSI_SCAN_PERIOD);
706 cmd->info.params.lrssi_scan_threshold = a_cpu_to_sle16(lrssi +
707 DEF_SCAN_FOR_ROAM_INTVL);
708 cmd->info.params.lrssi_roam_threshold = a_cpu_to_sle16(lrssi);
709 cmd->info.params.roam_rssi_floor = DEF_LRSSI_ROAM_FLOOR;
710 cmd->roam_ctrl = WMI_SET_LRSSI_SCAN_PARAMS;
711
712 ath6kl_wmi_cmd_send(wmi, 0, skb, WMI_SET_ROAM_CTRL_CMDID,
713 NO_SYNC_WMIFLAG);
714
715 return 0;
716 }
717
718 int ath6kl_wmi_force_roam_cmd(struct wmi *wmi, const u8 *bssid)
719 {
720 struct sk_buff *skb;
721 struct roam_ctrl_cmd *cmd;
722
723 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
724 if (!skb)
725 return -ENOMEM;
726
727 cmd = (struct roam_ctrl_cmd *) skb->data;
728 memset(cmd, 0, sizeof(*cmd));
729
730 memcpy(cmd->info.bssid, bssid, ETH_ALEN);
731 cmd->roam_ctrl = WMI_FORCE_ROAM;
732
733 ath6kl_dbg(ATH6KL_DBG_WMI, "force roam to %pM\n", bssid);
734 return ath6kl_wmi_cmd_send(wmi, 0, skb, WMI_SET_ROAM_CTRL_CMDID,
735 NO_SYNC_WMIFLAG);
736 }
737
738 int ath6kl_wmi_set_roam_mode_cmd(struct wmi *wmi, enum wmi_roam_mode mode)
739 {
740 struct sk_buff *skb;
741 struct roam_ctrl_cmd *cmd;
742
743 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
744 if (!skb)
745 return -ENOMEM;
746
747 cmd = (struct roam_ctrl_cmd *) skb->data;
748 memset(cmd, 0, sizeof(*cmd));
749
750 cmd->info.roam_mode = mode;
751 cmd->roam_ctrl = WMI_SET_ROAM_MODE;
752
753 ath6kl_dbg(ATH6KL_DBG_WMI, "set roam mode %d\n", mode);
754 return ath6kl_wmi_cmd_send(wmi, 0, skb, WMI_SET_ROAM_CTRL_CMDID,
755 NO_SYNC_WMIFLAG);
756 }
757
758 static int ath6kl_wmi_connect_event_rx(struct wmi *wmi, u8 *datap, int len,
759 struct ath6kl_vif *vif)
760 {
761 struct wmi_connect_event *ev;
762 u8 *pie, *peie;
763
764 if (len < sizeof(struct wmi_connect_event))
765 return -EINVAL;
766
767 ev = (struct wmi_connect_event *) datap;
768
769 if (vif->nw_type == AP_NETWORK) {
770 /* AP mode start/STA connected event */
771 struct net_device *dev = vif->ndev;
772 if (memcmp(dev->dev_addr, ev->u.ap_bss.bssid, ETH_ALEN) == 0) {
773 ath6kl_dbg(ATH6KL_DBG_WMI, "%s: freq %d bssid %pM "
774 "(AP started)\n",
775 __func__, le16_to_cpu(ev->u.ap_bss.ch),
776 ev->u.ap_bss.bssid);
777 ath6kl_connect_ap_mode_bss(
778 vif, le16_to_cpu(ev->u.ap_bss.ch));
779 } else {
780 ath6kl_dbg(ATH6KL_DBG_WMI, "%s: aid %u mac_addr %pM "
781 "auth=%u keymgmt=%u cipher=%u apsd_info=%u "
782 "(STA connected)\n",
783 __func__, ev->u.ap_sta.aid,
784 ev->u.ap_sta.mac_addr,
785 ev->u.ap_sta.auth,
786 ev->u.ap_sta.keymgmt,
787 le16_to_cpu(ev->u.ap_sta.cipher),
788 ev->u.ap_sta.apsd_info);
789 ath6kl_connect_ap_mode_sta(
790 vif, ev->u.ap_sta.aid, ev->u.ap_sta.mac_addr,
791 ev->u.ap_sta.keymgmt,
792 le16_to_cpu(ev->u.ap_sta.cipher),
793 ev->u.ap_sta.auth, ev->assoc_req_len,
794 ev->assoc_info + ev->beacon_ie_len);
795 }
796 return 0;
797 }
798
799 /* STA/IBSS mode connection event */
800
801 ath6kl_dbg(ATH6KL_DBG_WMI,
802 "wmi event connect freq %d bssid %pM listen_intvl %d beacon_intvl %d type %d\n",
803 le16_to_cpu(ev->u.sta.ch), ev->u.sta.bssid,
804 le16_to_cpu(ev->u.sta.listen_intvl),
805 le16_to_cpu(ev->u.sta.beacon_intvl),
806 le32_to_cpu(ev->u.sta.nw_type));
807
808 /* Start of assoc rsp IEs */
809 pie = ev->assoc_info + ev->beacon_ie_len +
810 ev->assoc_req_len + (sizeof(u16) * 3); /* capinfo, status, aid */
811
812 /* End of assoc rsp IEs */
813 peie = ev->assoc_info + ev->beacon_ie_len + ev->assoc_req_len +
814 ev->assoc_resp_len;
815
816 while (pie < peie) {
817 switch (*pie) {
818 case WLAN_EID_VENDOR_SPECIFIC:
819 if (pie[1] > 3 && pie[2] == 0x00 && pie[3] == 0x50 &&
820 pie[4] == 0xf2 && pie[5] == WMM_OUI_TYPE) {
821 /* WMM OUT (00:50:F2) */
822 if (pie[1] > 5
823 && pie[6] == WMM_PARAM_OUI_SUBTYPE)
824 wmi->is_wmm_enabled = true;
825 }
826 break;
827 }
828
829 if (wmi->is_wmm_enabled)
830 break;
831
832 pie += pie[1] + 2;
833 }
834
835 ath6kl_connect_event(vif, le16_to_cpu(ev->u.sta.ch),
836 ev->u.sta.bssid,
837 le16_to_cpu(ev->u.sta.listen_intvl),
838 le16_to_cpu(ev->u.sta.beacon_intvl),
839 le32_to_cpu(ev->u.sta.nw_type),
840 ev->beacon_ie_len, ev->assoc_req_len,
841 ev->assoc_resp_len, ev->assoc_info);
842
843 return 0;
844 }
845
846 static struct country_code_to_enum_rd *
847 ath6kl_regd_find_country(u16 countryCode)
848 {
849 int i;
850
851 for (i = 0; i < ARRAY_SIZE(allCountries); i++) {
852 if (allCountries[i].countryCode == countryCode)
853 return &allCountries[i];
854 }
855
856 return NULL;
857 }
858
859 static struct reg_dmn_pair_mapping *
860 ath6kl_get_regpair(u16 regdmn)
861 {
862 int i;
863
864 if (regdmn == NO_ENUMRD)
865 return NULL;
866
867 for (i = 0; i < ARRAY_SIZE(regDomainPairs); i++) {
868 if (regDomainPairs[i].regDmnEnum == regdmn)
869 return &regDomainPairs[i];
870 }
871
872 return NULL;
873 }
874
875 static struct country_code_to_enum_rd *
876 ath6kl_regd_find_country_by_rd(u16 regdmn)
877 {
878 int i;
879
880 for (i = 0; i < ARRAY_SIZE(allCountries); i++) {
881 if (allCountries[i].regDmnEnum == regdmn)
882 return &allCountries[i];
883 }
884
885 return NULL;
886 }
887
888 static void ath6kl_wmi_regdomain_event(struct wmi *wmi, u8 *datap, int len)
889 {
890
891 struct ath6kl_wmi_regdomain *ev;
892 struct country_code_to_enum_rd *country = NULL;
893 struct reg_dmn_pair_mapping *regpair = NULL;
894 char alpha2[2];
895 u32 reg_code;
896
897 ev = (struct ath6kl_wmi_regdomain *) datap;
898 reg_code = le32_to_cpu(ev->reg_code);
899
900 if ((reg_code >> ATH6KL_COUNTRY_RD_SHIFT) & COUNTRY_ERD_FLAG)
901 country = ath6kl_regd_find_country((u16) reg_code);
902 else if (!(((u16) reg_code & WORLD_SKU_MASK) == WORLD_SKU_PREFIX)) {
903
904 regpair = ath6kl_get_regpair((u16) reg_code);
905 country = ath6kl_regd_find_country_by_rd((u16) reg_code);
906 ath6kl_dbg(ATH6KL_DBG_WMI, "Regpair used: 0x%0x\n",
907 regpair->regDmnEnum);
908 }
909
910 if (country) {
911 alpha2[0] = country->isoName[0];
912 alpha2[1] = country->isoName[1];
913
914 regulatory_hint(wmi->parent_dev->wiphy, alpha2);
915
916 ath6kl_dbg(ATH6KL_DBG_WMI, "Country alpha2 being used: %c%c\n",
917 alpha2[0], alpha2[1]);
918 }
919 }
920
921 static int ath6kl_wmi_disconnect_event_rx(struct wmi *wmi, u8 *datap, int len,
922 struct ath6kl_vif *vif)
923 {
924 struct wmi_disconnect_event *ev;
925 wmi->traffic_class = 100;
926
927 if (len < sizeof(struct wmi_disconnect_event))
928 return -EINVAL;
929
930 ev = (struct wmi_disconnect_event *) datap;
931
932 ath6kl_dbg(ATH6KL_DBG_WMI,
933 "wmi event disconnect proto_reason %d bssid %pM wmi_reason %d assoc_resp_len %d\n",
934 le16_to_cpu(ev->proto_reason_status), ev->bssid,
935 ev->disconn_reason, ev->assoc_resp_len);
936
937 wmi->is_wmm_enabled = false;
938
939 ath6kl_disconnect_event(vif, ev->disconn_reason,
940 ev->bssid, ev->assoc_resp_len, ev->assoc_info,
941 le16_to_cpu(ev->proto_reason_status));
942
943 return 0;
944 }
945
946 static int ath6kl_wmi_peer_node_event_rx(struct wmi *wmi, u8 *datap, int len)
947 {
948 struct wmi_peer_node_event *ev;
949
950 if (len < sizeof(struct wmi_peer_node_event))
951 return -EINVAL;
952
953 ev = (struct wmi_peer_node_event *) datap;
954
955 if (ev->event_code == PEER_NODE_JOIN_EVENT)
956 ath6kl_dbg(ATH6KL_DBG_WMI, "joined node with mac addr: %pM\n",
957 ev->peer_mac_addr);
958 else if (ev->event_code == PEER_NODE_LEAVE_EVENT)
959 ath6kl_dbg(ATH6KL_DBG_WMI, "left node with mac addr: %pM\n",
960 ev->peer_mac_addr);
961
962 return 0;
963 }
964
965 static int ath6kl_wmi_tkip_micerr_event_rx(struct wmi *wmi, u8 *datap, int len,
966 struct ath6kl_vif *vif)
967 {
968 struct wmi_tkip_micerr_event *ev;
969
970 if (len < sizeof(struct wmi_tkip_micerr_event))
971 return -EINVAL;
972
973 ev = (struct wmi_tkip_micerr_event *) datap;
974
975 ath6kl_tkip_micerr_event(vif, ev->key_id, ev->is_mcast);
976
977 return 0;
978 }
979
980 void ath6kl_wmi_sscan_timer(unsigned long ptr)
981 {
982 struct ath6kl_vif *vif = (struct ath6kl_vif *) ptr;
983
984 cfg80211_sched_scan_results(vif->ar->wiphy);
985 }
986
987 static int ath6kl_wmi_bssinfo_event_rx(struct wmi *wmi, u8 *datap, int len,
988 struct ath6kl_vif *vif)
989 {
990 struct wmi_bss_info_hdr2 *bih;
991 u8 *buf;
992 struct ieee80211_channel *channel;
993 struct ath6kl *ar = wmi->parent_dev;
994 struct ieee80211_mgmt *mgmt;
995 struct cfg80211_bss *bss;
996
997 if (len <= sizeof(struct wmi_bss_info_hdr2))
998 return -EINVAL;
999
1000 bih = (struct wmi_bss_info_hdr2 *) datap;
1001 buf = datap + sizeof(struct wmi_bss_info_hdr2);
1002 len -= sizeof(struct wmi_bss_info_hdr2);
1003
1004 ath6kl_dbg(ATH6KL_DBG_WMI,
1005 "bss info evt - ch %u, snr %d, rssi %d, bssid \"%pM\" "
1006 "frame_type=%d\n",
1007 bih->ch, bih->snr, bih->snr - 95, bih->bssid,
1008 bih->frame_type);
1009
1010 if (bih->frame_type != BEACON_FTYPE &&
1011 bih->frame_type != PROBERESP_FTYPE)
1012 return 0; /* Only update BSS table for now */
1013
1014 if (bih->frame_type == BEACON_FTYPE &&
1015 test_bit(CLEAR_BSSFILTER_ON_BEACON, &vif->flags)) {
1016 clear_bit(CLEAR_BSSFILTER_ON_BEACON, &vif->flags);
1017 ath6kl_wmi_bssfilter_cmd(ar->wmi, vif->fw_vif_idx,
1018 NONE_BSS_FILTER, 0);
1019 }
1020
1021 channel = ieee80211_get_channel(ar->wiphy, le16_to_cpu(bih->ch));
1022 if (channel == NULL)
1023 return -EINVAL;
1024
1025 if (len < 8 + 2 + 2)
1026 return -EINVAL;
1027
1028 if (bih->frame_type == BEACON_FTYPE && test_bit(CONNECTED, &vif->flags)
1029 && memcmp(bih->bssid, vif->bssid, ETH_ALEN) == 0) {
1030 const u8 *tim;
1031 tim = cfg80211_find_ie(WLAN_EID_TIM, buf + 8 + 2 + 2,
1032 len - 8 - 2 - 2);
1033 if (tim && tim[1] >= 2) {
1034 vif->assoc_bss_dtim_period = tim[3];
1035 set_bit(DTIM_PERIOD_AVAIL, &vif->flags);
1036 }
1037 }
1038
1039 /*
1040 * In theory, use of cfg80211_inform_bss() would be more natural here
1041 * since we do not have the full frame. However, at least for now,
1042 * cfg80211 can only distinguish Beacon and Probe Response frames from
1043 * each other when using cfg80211_inform_bss_frame(), so let's build a
1044 * fake IEEE 802.11 header to be able to take benefit of this.
1045 */
1046 mgmt = kmalloc(24 + len, GFP_ATOMIC);
1047 if (mgmt == NULL)
1048 return -EINVAL;
1049
1050 if (bih->frame_type == BEACON_FTYPE) {
1051 mgmt->frame_control = cpu_to_le16(IEEE80211_FTYPE_MGMT |
1052 IEEE80211_STYPE_BEACON);
1053 memset(mgmt->da, 0xff, ETH_ALEN);
1054 } else {
1055 struct net_device *dev = vif->ndev;
1056
1057 mgmt->frame_control = cpu_to_le16(IEEE80211_FTYPE_MGMT |
1058 IEEE80211_STYPE_PROBE_RESP);
1059 memcpy(mgmt->da, dev->dev_addr, ETH_ALEN);
1060 }
1061 mgmt->duration = cpu_to_le16(0);
1062 memcpy(mgmt->sa, bih->bssid, ETH_ALEN);
1063 memcpy(mgmt->bssid, bih->bssid, ETH_ALEN);
1064 mgmt->seq_ctrl = cpu_to_le16(0);
1065
1066 memcpy(&mgmt->u.beacon, buf, len);
1067
1068 bss = cfg80211_inform_bss_frame(ar->wiphy, channel, mgmt,
1069 24 + len, (bih->snr - 95) * 100,
1070 GFP_ATOMIC);
1071 kfree(mgmt);
1072 if (bss == NULL)
1073 return -ENOMEM;
1074 cfg80211_put_bss(bss);
1075
1076 /*
1077 * Firmware doesn't return any event when scheduled scan has
1078 * finished, so we need to use a timer to find out when there are
1079 * no more results.
1080 *
1081 * The timer is started from the first bss info received, otherwise
1082 * the timer would not ever fire if the scan interval is short
1083 * enough.
1084 */
1085 if (ar->state == ATH6KL_STATE_SCHED_SCAN &&
1086 !timer_pending(&vif->sched_scan_timer)) {
1087 mod_timer(&vif->sched_scan_timer, jiffies +
1088 msecs_to_jiffies(ATH6KL_SCHED_SCAN_RESULT_DELAY));
1089 }
1090
1091 return 0;
1092 }
1093
1094 /* Inactivity timeout of a fatpipe(pstream) at the target */
1095 static int ath6kl_wmi_pstream_timeout_event_rx(struct wmi *wmi, u8 *datap,
1096 int len)
1097 {
1098 struct wmi_pstream_timeout_event *ev;
1099
1100 if (len < sizeof(struct wmi_pstream_timeout_event))
1101 return -EINVAL;
1102
1103 ev = (struct wmi_pstream_timeout_event *) datap;
1104
1105 /*
1106 * When the pstream (fat pipe == AC) timesout, it means there were
1107 * no thinStreams within this pstream & it got implicitly created
1108 * due to data flow on this AC. We start the inactivity timer only
1109 * for implicitly created pstream. Just reset the host state.
1110 */
1111 spin_lock_bh(&wmi->lock);
1112 wmi->stream_exist_for_ac[ev->traffic_class] = 0;
1113 wmi->fat_pipe_exist &= ~(1 << ev->traffic_class);
1114 spin_unlock_bh(&wmi->lock);
1115
1116 /* Indicate inactivity to driver layer for this fatpipe (pstream) */
1117 ath6kl_indicate_tx_activity(wmi->parent_dev, ev->traffic_class, false);
1118
1119 return 0;
1120 }
1121
1122 static int ath6kl_wmi_bitrate_reply_rx(struct wmi *wmi, u8 *datap, int len)
1123 {
1124 struct wmi_bit_rate_reply *reply;
1125 s32 rate;
1126 u32 sgi, index;
1127
1128 if (len < sizeof(struct wmi_bit_rate_reply))
1129 return -EINVAL;
1130
1131 reply = (struct wmi_bit_rate_reply *) datap;
1132
1133 ath6kl_dbg(ATH6KL_DBG_WMI, "rateindex %d\n", reply->rate_index);
1134
1135 if (reply->rate_index == (s8) RATE_AUTO) {
1136 rate = RATE_AUTO;
1137 } else {
1138 index = reply->rate_index & 0x7f;
1139 sgi = (reply->rate_index & 0x80) ? 1 : 0;
1140 rate = wmi_rate_tbl[index][sgi];
1141 }
1142
1143 ath6kl_wakeup_event(wmi->parent_dev);
1144
1145 return 0;
1146 }
1147
1148 static int ath6kl_wmi_tcmd_test_report_rx(struct wmi *wmi, u8 *datap, int len)
1149 {
1150 ath6kl_tm_rx_report_event(wmi->parent_dev, datap, len);
1151
1152 return 0;
1153 }
1154
1155 static int ath6kl_wmi_ratemask_reply_rx(struct wmi *wmi, u8 *datap, int len)
1156 {
1157 if (len < sizeof(struct wmi_fix_rates_reply))
1158 return -EINVAL;
1159
1160 ath6kl_wakeup_event(wmi->parent_dev);
1161
1162 return 0;
1163 }
1164
1165 static int ath6kl_wmi_ch_list_reply_rx(struct wmi *wmi, u8 *datap, int len)
1166 {
1167 if (len < sizeof(struct wmi_channel_list_reply))
1168 return -EINVAL;
1169
1170 ath6kl_wakeup_event(wmi->parent_dev);
1171
1172 return 0;
1173 }
1174
1175 static int ath6kl_wmi_tx_pwr_reply_rx(struct wmi *wmi, u8 *datap, int len)
1176 {
1177 struct wmi_tx_pwr_reply *reply;
1178
1179 if (len < sizeof(struct wmi_tx_pwr_reply))
1180 return -EINVAL;
1181
1182 reply = (struct wmi_tx_pwr_reply *) datap;
1183 ath6kl_txpwr_rx_evt(wmi->parent_dev, reply->dbM);
1184
1185 return 0;
1186 }
1187
1188 static int ath6kl_wmi_keepalive_reply_rx(struct wmi *wmi, u8 *datap, int len)
1189 {
1190 if (len < sizeof(struct wmi_get_keepalive_cmd))
1191 return -EINVAL;
1192
1193 ath6kl_wakeup_event(wmi->parent_dev);
1194
1195 return 0;
1196 }
1197
1198 static int ath6kl_wmi_scan_complete_rx(struct wmi *wmi, u8 *datap, int len,
1199 struct ath6kl_vif *vif)
1200 {
1201 struct wmi_scan_complete_event *ev;
1202
1203 ev = (struct wmi_scan_complete_event *) datap;
1204
1205 ath6kl_scan_complete_evt(vif, a_sle32_to_cpu(ev->status));
1206 wmi->is_probe_ssid = false;
1207
1208 return 0;
1209 }
1210
1211 static int ath6kl_wmi_neighbor_report_event_rx(struct wmi *wmi, u8 *datap,
1212 int len, struct ath6kl_vif *vif)
1213 {
1214 struct wmi_neighbor_report_event *ev;
1215 u8 i;
1216
1217 if (len < sizeof(*ev))
1218 return -EINVAL;
1219 ev = (struct wmi_neighbor_report_event *) datap;
1220 if (sizeof(*ev) + ev->num_neighbors * sizeof(struct wmi_neighbor_info)
1221 > len) {
1222 ath6kl_dbg(ATH6KL_DBG_WMI, "truncated neighbor event "
1223 "(num=%d len=%d)\n", ev->num_neighbors, len);
1224 return -EINVAL;
1225 }
1226 for (i = 0; i < ev->num_neighbors; i++) {
1227 ath6kl_dbg(ATH6KL_DBG_WMI, "neighbor %d/%d - %pM 0x%x\n",
1228 i + 1, ev->num_neighbors, ev->neighbor[i].bssid,
1229 ev->neighbor[i].bss_flags);
1230 cfg80211_pmksa_candidate_notify(vif->ndev, i,
1231 ev->neighbor[i].bssid,
1232 !!(ev->neighbor[i].bss_flags &
1233 WMI_PREAUTH_CAPABLE_BSS),
1234 GFP_ATOMIC);
1235 }
1236
1237 return 0;
1238 }
1239
1240 /*
1241 * Target is reporting a programming error. This is for
1242 * developer aid only. Target only checks a few common violations
1243 * and it is responsibility of host to do all error checking.
1244 * Behavior of target after wmi error event is undefined.
1245 * A reset is recommended.
1246 */
1247 static int ath6kl_wmi_error_event_rx(struct wmi *wmi, u8 *datap, int len)
1248 {
1249 const char *type = "unknown error";
1250 struct wmi_cmd_error_event *ev;
1251 ev = (struct wmi_cmd_error_event *) datap;
1252
1253 switch (ev->err_code) {
1254 case INVALID_PARAM:
1255 type = "invalid parameter";
1256 break;
1257 case ILLEGAL_STATE:
1258 type = "invalid state";
1259 break;
1260 case INTERNAL_ERROR:
1261 type = "internal error";
1262 break;
1263 }
1264
1265 ath6kl_dbg(ATH6KL_DBG_WMI, "programming error, cmd=%d %s\n",
1266 ev->cmd_id, type);
1267
1268 return 0;
1269 }
1270
1271 static int ath6kl_wmi_stats_event_rx(struct wmi *wmi, u8 *datap, int len,
1272 struct ath6kl_vif *vif)
1273 {
1274 ath6kl_tgt_stats_event(vif, datap, len);
1275
1276 return 0;
1277 }
1278
1279 static u8 ath6kl_wmi_get_upper_threshold(s16 rssi,
1280 struct sq_threshold_params *sq_thresh,
1281 u32 size)
1282 {
1283 u32 index;
1284 u8 threshold = (u8) sq_thresh->upper_threshold[size - 1];
1285
1286 /* The list is already in sorted order. Get the next lower value */
1287 for (index = 0; index < size; index++) {
1288 if (rssi < sq_thresh->upper_threshold[index]) {
1289 threshold = (u8) sq_thresh->upper_threshold[index];
1290 break;
1291 }
1292 }
1293
1294 return threshold;
1295 }
1296
1297 static u8 ath6kl_wmi_get_lower_threshold(s16 rssi,
1298 struct sq_threshold_params *sq_thresh,
1299 u32 size)
1300 {
1301 u32 index;
1302 u8 threshold = (u8) sq_thresh->lower_threshold[size - 1];
1303
1304 /* The list is already in sorted order. Get the next lower value */
1305 for (index = 0; index < size; index++) {
1306 if (rssi > sq_thresh->lower_threshold[index]) {
1307 threshold = (u8) sq_thresh->lower_threshold[index];
1308 break;
1309 }
1310 }
1311
1312 return threshold;
1313 }
1314
1315 static int ath6kl_wmi_send_rssi_threshold_params(struct wmi *wmi,
1316 struct wmi_rssi_threshold_params_cmd *rssi_cmd)
1317 {
1318 struct sk_buff *skb;
1319 struct wmi_rssi_threshold_params_cmd *cmd;
1320
1321 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
1322 if (!skb)
1323 return -ENOMEM;
1324
1325 cmd = (struct wmi_rssi_threshold_params_cmd *) skb->data;
1326 memcpy(cmd, rssi_cmd, sizeof(struct wmi_rssi_threshold_params_cmd));
1327
1328 return ath6kl_wmi_cmd_send(wmi, 0, skb, WMI_RSSI_THRESHOLD_PARAMS_CMDID,
1329 NO_SYNC_WMIFLAG);
1330 }
1331
1332 static int ath6kl_wmi_rssi_threshold_event_rx(struct wmi *wmi, u8 *datap,
1333 int len)
1334 {
1335 struct wmi_rssi_threshold_event *reply;
1336 struct wmi_rssi_threshold_params_cmd cmd;
1337 struct sq_threshold_params *sq_thresh;
1338 enum wmi_rssi_threshold_val new_threshold;
1339 u8 upper_rssi_threshold, lower_rssi_threshold;
1340 s16 rssi;
1341 int ret;
1342
1343 if (len < sizeof(struct wmi_rssi_threshold_event))
1344 return -EINVAL;
1345
1346 reply = (struct wmi_rssi_threshold_event *) datap;
1347 new_threshold = (enum wmi_rssi_threshold_val) reply->range;
1348 rssi = a_sle16_to_cpu(reply->rssi);
1349
1350 sq_thresh = &wmi->sq_threshld[SIGNAL_QUALITY_METRICS_RSSI];
1351
1352 /*
1353 * Identify the threshold breached and communicate that to the app.
1354 * After that install a new set of thresholds based on the signal
1355 * quality reported by the target
1356 */
1357 if (new_threshold) {
1358 /* Upper threshold breached */
1359 if (rssi < sq_thresh->upper_threshold[0]) {
1360 ath6kl_dbg(ATH6KL_DBG_WMI,
1361 "spurious upper rssi threshold event: %d\n",
1362 rssi);
1363 } else if ((rssi < sq_thresh->upper_threshold[1]) &&
1364 (rssi >= sq_thresh->upper_threshold[0])) {
1365 new_threshold = WMI_RSSI_THRESHOLD1_ABOVE;
1366 } else if ((rssi < sq_thresh->upper_threshold[2]) &&
1367 (rssi >= sq_thresh->upper_threshold[1])) {
1368 new_threshold = WMI_RSSI_THRESHOLD2_ABOVE;
1369 } else if ((rssi < sq_thresh->upper_threshold[3]) &&
1370 (rssi >= sq_thresh->upper_threshold[2])) {
1371 new_threshold = WMI_RSSI_THRESHOLD3_ABOVE;
1372 } else if ((rssi < sq_thresh->upper_threshold[4]) &&
1373 (rssi >= sq_thresh->upper_threshold[3])) {
1374 new_threshold = WMI_RSSI_THRESHOLD4_ABOVE;
1375 } else if ((rssi < sq_thresh->upper_threshold[5]) &&
1376 (rssi >= sq_thresh->upper_threshold[4])) {
1377 new_threshold = WMI_RSSI_THRESHOLD5_ABOVE;
1378 } else if (rssi >= sq_thresh->upper_threshold[5]) {
1379 new_threshold = WMI_RSSI_THRESHOLD6_ABOVE;
1380 }
1381 } else {
1382 /* Lower threshold breached */
1383 if (rssi > sq_thresh->lower_threshold[0]) {
1384 ath6kl_dbg(ATH6KL_DBG_WMI,
1385 "spurious lower rssi threshold event: %d %d\n",
1386 rssi, sq_thresh->lower_threshold[0]);
1387 } else if ((rssi > sq_thresh->lower_threshold[1]) &&
1388 (rssi <= sq_thresh->lower_threshold[0])) {
1389 new_threshold = WMI_RSSI_THRESHOLD6_BELOW;
1390 } else if ((rssi > sq_thresh->lower_threshold[2]) &&
1391 (rssi <= sq_thresh->lower_threshold[1])) {
1392 new_threshold = WMI_RSSI_THRESHOLD5_BELOW;
1393 } else if ((rssi > sq_thresh->lower_threshold[3]) &&
1394 (rssi <= sq_thresh->lower_threshold[2])) {
1395 new_threshold = WMI_RSSI_THRESHOLD4_BELOW;
1396 } else if ((rssi > sq_thresh->lower_threshold[4]) &&
1397 (rssi <= sq_thresh->lower_threshold[3])) {
1398 new_threshold = WMI_RSSI_THRESHOLD3_BELOW;
1399 } else if ((rssi > sq_thresh->lower_threshold[5]) &&
1400 (rssi <= sq_thresh->lower_threshold[4])) {
1401 new_threshold = WMI_RSSI_THRESHOLD2_BELOW;
1402 } else if (rssi <= sq_thresh->lower_threshold[5]) {
1403 new_threshold = WMI_RSSI_THRESHOLD1_BELOW;
1404 }
1405 }
1406
1407 /* Calculate and install the next set of thresholds */
1408 lower_rssi_threshold = ath6kl_wmi_get_lower_threshold(rssi, sq_thresh,
1409 sq_thresh->lower_threshold_valid_count);
1410 upper_rssi_threshold = ath6kl_wmi_get_upper_threshold(rssi, sq_thresh,
1411 sq_thresh->upper_threshold_valid_count);
1412
1413 /* Issue a wmi command to install the thresholds */
1414 cmd.thresh_above1_val = a_cpu_to_sle16(upper_rssi_threshold);
1415 cmd.thresh_below1_val = a_cpu_to_sle16(lower_rssi_threshold);
1416 cmd.weight = sq_thresh->weight;
1417 cmd.poll_time = cpu_to_le32(sq_thresh->polling_interval);
1418
1419 ret = ath6kl_wmi_send_rssi_threshold_params(wmi, &cmd);
1420 if (ret) {
1421 ath6kl_err("unable to configure rssi thresholds\n");
1422 return -EIO;
1423 }
1424
1425 return 0;
1426 }
1427
1428 static int ath6kl_wmi_cac_event_rx(struct wmi *wmi, u8 *datap, int len,
1429 struct ath6kl_vif *vif)
1430 {
1431 struct wmi_cac_event *reply;
1432 struct ieee80211_tspec_ie *ts;
1433 u16 active_tsids, tsinfo;
1434 u8 tsid, index;
1435 u8 ts_id;
1436
1437 if (len < sizeof(struct wmi_cac_event))
1438 return -EINVAL;
1439
1440 reply = (struct wmi_cac_event *) datap;
1441
1442 if ((reply->cac_indication == CAC_INDICATION_ADMISSION_RESP) &&
1443 (reply->status_code != IEEE80211_TSPEC_STATUS_ADMISS_ACCEPTED)) {
1444
1445 ts = (struct ieee80211_tspec_ie *) &(reply->tspec_suggestion);
1446 tsinfo = le16_to_cpu(ts->tsinfo);
1447 tsid = (tsinfo >> IEEE80211_WMM_IE_TSPEC_TID_SHIFT) &
1448 IEEE80211_WMM_IE_TSPEC_TID_MASK;
1449
1450 ath6kl_wmi_delete_pstream_cmd(wmi, vif->fw_vif_idx,
1451 reply->ac, tsid);
1452 } else if (reply->cac_indication == CAC_INDICATION_NO_RESP) {
1453 /*
1454 * Following assumes that there is only one outstanding
1455 * ADDTS request when this event is received
1456 */
1457 spin_lock_bh(&wmi->lock);
1458 active_tsids = wmi->stream_exist_for_ac[reply->ac];
1459 spin_unlock_bh(&wmi->lock);
1460
1461 for (index = 0; index < sizeof(active_tsids) * 8; index++) {
1462 if ((active_tsids >> index) & 1)
1463 break;
1464 }
1465 if (index < (sizeof(active_tsids) * 8))
1466 ath6kl_wmi_delete_pstream_cmd(wmi, vif->fw_vif_idx,
1467 reply->ac, index);
1468 }
1469
1470 /*
1471 * Clear active tsids and Add missing handling
1472 * for delete qos stream from AP
1473 */
1474 else if (reply->cac_indication == CAC_INDICATION_DELETE) {
1475
1476 ts = (struct ieee80211_tspec_ie *) &(reply->tspec_suggestion);
1477 tsinfo = le16_to_cpu(ts->tsinfo);
1478 ts_id = ((tsinfo >> IEEE80211_WMM_IE_TSPEC_TID_SHIFT) &
1479 IEEE80211_WMM_IE_TSPEC_TID_MASK);
1480
1481 spin_lock_bh(&wmi->lock);
1482 wmi->stream_exist_for_ac[reply->ac] &= ~(1 << ts_id);
1483 active_tsids = wmi->stream_exist_for_ac[reply->ac];
1484 spin_unlock_bh(&wmi->lock);
1485
1486 /* Indicate stream inactivity to driver layer only if all tsids
1487 * within this AC are deleted.
1488 */
1489 if (!active_tsids) {
1490 ath6kl_indicate_tx_activity(wmi->parent_dev, reply->ac,
1491 false);
1492 wmi->fat_pipe_exist &= ~(1 << reply->ac);
1493 }
1494 }
1495
1496 return 0;
1497 }
1498
1499 static int ath6kl_wmi_send_snr_threshold_params(struct wmi *wmi,
1500 struct wmi_snr_threshold_params_cmd *snr_cmd)
1501 {
1502 struct sk_buff *skb;
1503 struct wmi_snr_threshold_params_cmd *cmd;
1504
1505 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
1506 if (!skb)
1507 return -ENOMEM;
1508
1509 cmd = (struct wmi_snr_threshold_params_cmd *) skb->data;
1510 memcpy(cmd, snr_cmd, sizeof(struct wmi_snr_threshold_params_cmd));
1511
1512 return ath6kl_wmi_cmd_send(wmi, 0, skb, WMI_SNR_THRESHOLD_PARAMS_CMDID,
1513 NO_SYNC_WMIFLAG);
1514 }
1515
1516 static int ath6kl_wmi_snr_threshold_event_rx(struct wmi *wmi, u8 *datap,
1517 int len)
1518 {
1519 struct wmi_snr_threshold_event *reply;
1520 struct sq_threshold_params *sq_thresh;
1521 struct wmi_snr_threshold_params_cmd cmd;
1522 enum wmi_snr_threshold_val new_threshold;
1523 u8 upper_snr_threshold, lower_snr_threshold;
1524 s16 snr;
1525 int ret;
1526
1527 if (len < sizeof(struct wmi_snr_threshold_event))
1528 return -EINVAL;
1529
1530 reply = (struct wmi_snr_threshold_event *) datap;
1531
1532 new_threshold = (enum wmi_snr_threshold_val) reply->range;
1533 snr = reply->snr;
1534
1535 sq_thresh = &wmi->sq_threshld[SIGNAL_QUALITY_METRICS_SNR];
1536
1537 /*
1538 * Identify the threshold breached and communicate that to the app.
1539 * After that install a new set of thresholds based on the signal
1540 * quality reported by the target.
1541 */
1542 if (new_threshold) {
1543 /* Upper threshold breached */
1544 if (snr < sq_thresh->upper_threshold[0]) {
1545 ath6kl_dbg(ATH6KL_DBG_WMI,
1546 "spurious upper snr threshold event: %d\n",
1547 snr);
1548 } else if ((snr < sq_thresh->upper_threshold[1]) &&
1549 (snr >= sq_thresh->upper_threshold[0])) {
1550 new_threshold = WMI_SNR_THRESHOLD1_ABOVE;
1551 } else if ((snr < sq_thresh->upper_threshold[2]) &&
1552 (snr >= sq_thresh->upper_threshold[1])) {
1553 new_threshold = WMI_SNR_THRESHOLD2_ABOVE;
1554 } else if ((snr < sq_thresh->upper_threshold[3]) &&
1555 (snr >= sq_thresh->upper_threshold[2])) {
1556 new_threshold = WMI_SNR_THRESHOLD3_ABOVE;
1557 } else if (snr >= sq_thresh->upper_threshold[3]) {
1558 new_threshold = WMI_SNR_THRESHOLD4_ABOVE;
1559 }
1560 } else {
1561 /* Lower threshold breached */
1562 if (snr > sq_thresh->lower_threshold[0]) {
1563 ath6kl_dbg(ATH6KL_DBG_WMI,
1564 "spurious lower snr threshold event: %d\n",
1565 sq_thresh->lower_threshold[0]);
1566 } else if ((snr > sq_thresh->lower_threshold[1]) &&
1567 (snr <= sq_thresh->lower_threshold[0])) {
1568 new_threshold = WMI_SNR_THRESHOLD4_BELOW;
1569 } else if ((snr > sq_thresh->lower_threshold[2]) &&
1570 (snr <= sq_thresh->lower_threshold[1])) {
1571 new_threshold = WMI_SNR_THRESHOLD3_BELOW;
1572 } else if ((snr > sq_thresh->lower_threshold[3]) &&
1573 (snr <= sq_thresh->lower_threshold[2])) {
1574 new_threshold = WMI_SNR_THRESHOLD2_BELOW;
1575 } else if (snr <= sq_thresh->lower_threshold[3]) {
1576 new_threshold = WMI_SNR_THRESHOLD1_BELOW;
1577 }
1578 }
1579
1580 /* Calculate and install the next set of thresholds */
1581 lower_snr_threshold = ath6kl_wmi_get_lower_threshold(snr, sq_thresh,
1582 sq_thresh->lower_threshold_valid_count);
1583 upper_snr_threshold = ath6kl_wmi_get_upper_threshold(snr, sq_thresh,
1584 sq_thresh->upper_threshold_valid_count);
1585
1586 /* Issue a wmi command to install the thresholds */
1587 cmd.thresh_above1_val = upper_snr_threshold;
1588 cmd.thresh_below1_val = lower_snr_threshold;
1589 cmd.weight = sq_thresh->weight;
1590 cmd.poll_time = cpu_to_le32(sq_thresh->polling_interval);
1591
1592 ath6kl_dbg(ATH6KL_DBG_WMI,
1593 "snr: %d, threshold: %d, lower: %d, upper: %d\n",
1594 snr, new_threshold,
1595 lower_snr_threshold, upper_snr_threshold);
1596
1597 ret = ath6kl_wmi_send_snr_threshold_params(wmi, &cmd);
1598 if (ret) {
1599 ath6kl_err("unable to configure snr threshold\n");
1600 return -EIO;
1601 }
1602
1603 return 0;
1604 }
1605
1606 static int ath6kl_wmi_aplist_event_rx(struct wmi *wmi, u8 *datap, int len)
1607 {
1608 u16 ap_info_entry_size;
1609 struct wmi_aplist_event *ev = (struct wmi_aplist_event *) datap;
1610 struct wmi_ap_info_v1 *ap_info_v1;
1611 u8 index;
1612
1613 if (len < sizeof(struct wmi_aplist_event) ||
1614 ev->ap_list_ver != APLIST_VER1)
1615 return -EINVAL;
1616
1617 ap_info_entry_size = sizeof(struct wmi_ap_info_v1);
1618 ap_info_v1 = (struct wmi_ap_info_v1 *) ev->ap_list;
1619
1620 ath6kl_dbg(ATH6KL_DBG_WMI,
1621 "number of APs in aplist event: %d\n", ev->num_ap);
1622
1623 if (len < (int) (sizeof(struct wmi_aplist_event) +
1624 (ev->num_ap - 1) * ap_info_entry_size))
1625 return -EINVAL;
1626
1627 /* AP list version 1 contents */
1628 for (index = 0; index < ev->num_ap; index++) {
1629 ath6kl_dbg(ATH6KL_DBG_WMI, "AP#%d BSSID %pM Channel %d\n",
1630 index, ap_info_v1->bssid, ap_info_v1->channel);
1631 ap_info_v1++;
1632 }
1633
1634 return 0;
1635 }
1636
1637 int ath6kl_wmi_cmd_send(struct wmi *wmi, u8 if_idx, struct sk_buff *skb,
1638 enum wmi_cmd_id cmd_id, enum wmi_sync_flag sync_flag)
1639 {
1640 struct wmi_cmd_hdr *cmd_hdr;
1641 enum htc_endpoint_id ep_id = wmi->ep_id;
1642 int ret;
1643 u16 info1;
1644
1645 if (WARN_ON(skb == NULL || (if_idx > (wmi->parent_dev->vif_max - 1))))
1646 return -EINVAL;
1647
1648 ath6kl_dbg(ATH6KL_DBG_WMI, "wmi tx id %d len %d flag %d\n",
1649 cmd_id, skb->len, sync_flag);
1650 ath6kl_dbg_dump(ATH6KL_DBG_WMI_DUMP, NULL, "wmi tx ",
1651 skb->data, skb->len);
1652
1653 if (sync_flag >= END_WMIFLAG) {
1654 dev_kfree_skb(skb);
1655 return -EINVAL;
1656 }
1657
1658 if ((sync_flag == SYNC_BEFORE_WMIFLAG) ||
1659 (sync_flag == SYNC_BOTH_WMIFLAG)) {
1660 /*
1661 * Make sure all data currently queued is transmitted before
1662 * the cmd execution. Establish a new sync point.
1663 */
1664 ath6kl_wmi_sync_point(wmi, if_idx);
1665 }
1666
1667 skb_push(skb, sizeof(struct wmi_cmd_hdr));
1668
1669 cmd_hdr = (struct wmi_cmd_hdr *) skb->data;
1670 cmd_hdr->cmd_id = cpu_to_le16(cmd_id);
1671 info1 = if_idx & WMI_CMD_HDR_IF_ID_MASK;
1672 cmd_hdr->info1 = cpu_to_le16(info1);
1673
1674 /* Only for OPT_TX_CMD, use BE endpoint. */
1675 if (cmd_id == WMI_OPT_TX_FRAME_CMDID) {
1676 ret = ath6kl_wmi_data_hdr_add(wmi, skb, OPT_MSGTYPE,
1677 false, false, 0, NULL, if_idx);
1678 if (ret) {
1679 dev_kfree_skb(skb);
1680 return ret;
1681 }
1682 ep_id = ath6kl_ac2_endpoint_id(wmi->parent_dev, WMM_AC_BE);
1683 }
1684
1685 ath6kl_control_tx(wmi->parent_dev, skb, ep_id);
1686
1687 if ((sync_flag == SYNC_AFTER_WMIFLAG) ||
1688 (sync_flag == SYNC_BOTH_WMIFLAG)) {
1689 /*
1690 * Make sure all new data queued waits for the command to
1691 * execute. Establish a new sync point.
1692 */
1693 ath6kl_wmi_sync_point(wmi, if_idx);
1694 }
1695
1696 return 0;
1697 }
1698
1699 int ath6kl_wmi_connect_cmd(struct wmi *wmi, u8 if_idx,
1700 enum network_type nw_type,
1701 enum dot11_auth_mode dot11_auth_mode,
1702 enum auth_mode auth_mode,
1703 enum crypto_type pairwise_crypto,
1704 u8 pairwise_crypto_len,
1705 enum crypto_type group_crypto,
1706 u8 group_crypto_len, int ssid_len, u8 *ssid,
1707 u8 *bssid, u16 channel, u32 ctrl_flags,
1708 u8 nw_subtype)
1709 {
1710 struct sk_buff *skb;
1711 struct wmi_connect_cmd *cc;
1712 int ret;
1713
1714 ath6kl_dbg(ATH6KL_DBG_WMI,
1715 "wmi connect bssid %pM freq %d flags 0x%x ssid_len %d "
1716 "type %d dot11_auth %d auth %d pairwise %d group %d\n",
1717 bssid, channel, ctrl_flags, ssid_len, nw_type,
1718 dot11_auth_mode, auth_mode, pairwise_crypto, group_crypto);
1719 ath6kl_dbg_dump(ATH6KL_DBG_WMI, NULL, "ssid ", ssid, ssid_len);
1720
1721 wmi->traffic_class = 100;
1722
1723 if ((pairwise_crypto == NONE_CRYPT) && (group_crypto != NONE_CRYPT))
1724 return -EINVAL;
1725
1726 if ((pairwise_crypto != NONE_CRYPT) && (group_crypto == NONE_CRYPT))
1727 return -EINVAL;
1728
1729 skb = ath6kl_wmi_get_new_buf(sizeof(struct wmi_connect_cmd));
1730 if (!skb)
1731 return -ENOMEM;
1732
1733 cc = (struct wmi_connect_cmd *) skb->data;
1734
1735 if (ssid_len)
1736 memcpy(cc->ssid, ssid, ssid_len);
1737
1738 cc->ssid_len = ssid_len;
1739 cc->nw_type = nw_type;
1740 cc->dot11_auth_mode = dot11_auth_mode;
1741 cc->auth_mode = auth_mode;
1742 cc->prwise_crypto_type = pairwise_crypto;
1743 cc->prwise_crypto_len = pairwise_crypto_len;
1744 cc->grp_crypto_type = group_crypto;
1745 cc->grp_crypto_len = group_crypto_len;
1746 cc->ch = cpu_to_le16(channel);
1747 cc->ctrl_flags = cpu_to_le32(ctrl_flags);
1748 cc->nw_subtype = nw_subtype;
1749
1750 if (bssid != NULL)
1751 memcpy(cc->bssid, bssid, ETH_ALEN);
1752
1753 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_CONNECT_CMDID,
1754 NO_SYNC_WMIFLAG);
1755
1756 return ret;
1757 }
1758
1759 int ath6kl_wmi_reconnect_cmd(struct wmi *wmi, u8 if_idx, u8 *bssid,
1760 u16 channel)
1761 {
1762 struct sk_buff *skb;
1763 struct wmi_reconnect_cmd *cc;
1764 int ret;
1765
1766 ath6kl_dbg(ATH6KL_DBG_WMI, "wmi reconnect bssid %pM freq %d\n",
1767 bssid, channel);
1768
1769 wmi->traffic_class = 100;
1770
1771 skb = ath6kl_wmi_get_new_buf(sizeof(struct wmi_reconnect_cmd));
1772 if (!skb)
1773 return -ENOMEM;
1774
1775 cc = (struct wmi_reconnect_cmd *) skb->data;
1776 cc->channel = cpu_to_le16(channel);
1777
1778 if (bssid != NULL)
1779 memcpy(cc->bssid, bssid, ETH_ALEN);
1780
1781 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_RECONNECT_CMDID,
1782 NO_SYNC_WMIFLAG);
1783
1784 return ret;
1785 }
1786
1787 int ath6kl_wmi_disconnect_cmd(struct wmi *wmi, u8 if_idx)
1788 {
1789 int ret;
1790
1791 ath6kl_dbg(ATH6KL_DBG_WMI, "wmi disconnect\n");
1792
1793 wmi->traffic_class = 100;
1794
1795 /* Disconnect command does not need to do a SYNC before. */
1796 ret = ath6kl_wmi_simple_cmd(wmi, if_idx, WMI_DISCONNECT_CMDID);
1797
1798 return ret;
1799 }
1800
1801 int ath6kl_wmi_beginscan_cmd(struct wmi *wmi, u8 if_idx,
1802 enum wmi_scan_type scan_type,
1803 u32 force_fgscan, u32 is_legacy,
1804 u32 home_dwell_time, u32 force_scan_interval,
1805 s8 num_chan, u16 *ch_list, u32 no_cck, u32 *rates)
1806 {
1807 struct sk_buff *skb;
1808 struct wmi_begin_scan_cmd *sc;
1809 s8 size;
1810 int i, band, ret;
1811 struct ath6kl *ar = wmi->parent_dev;
1812 int num_rates;
1813
1814 size = sizeof(struct wmi_begin_scan_cmd);
1815
1816 if ((scan_type != WMI_LONG_SCAN) && (scan_type != WMI_SHORT_SCAN))
1817 return -EINVAL;
1818
1819 if (num_chan > WMI_MAX_CHANNELS)
1820 return -EINVAL;
1821
1822 if (num_chan)
1823 size += sizeof(u16) * (num_chan - 1);
1824
1825 skb = ath6kl_wmi_get_new_buf(size);
1826 if (!skb)
1827 return -ENOMEM;
1828
1829 sc = (struct wmi_begin_scan_cmd *) skb->data;
1830 sc->scan_type = scan_type;
1831 sc->force_fg_scan = cpu_to_le32(force_fgscan);
1832 sc->is_legacy = cpu_to_le32(is_legacy);
1833 sc->home_dwell_time = cpu_to_le32(home_dwell_time);
1834 sc->force_scan_intvl = cpu_to_le32(force_scan_interval);
1835 sc->no_cck = cpu_to_le32(no_cck);
1836 sc->num_ch = num_chan;
1837
1838 for (band = 0; band < IEEE80211_NUM_BANDS; band++) {
1839 struct ieee80211_supported_band *sband =
1840 ar->wiphy->bands[band];
1841 u32 ratemask = rates[band];
1842 u8 *supp_rates = sc->supp_rates[band].rates;
1843 num_rates = 0;
1844
1845 for (i = 0; i < sband->n_bitrates; i++) {
1846 if ((BIT(i) & ratemask) == 0)
1847 continue; /* skip rate */
1848 supp_rates[num_rates++] =
1849 (u8) (sband->bitrates[i].bitrate / 5);
1850 }
1851 sc->supp_rates[band].nrates = num_rates;
1852 }
1853
1854 for (i = 0; i < num_chan; i++)
1855 sc->ch_list[i] = cpu_to_le16(ch_list[i]);
1856
1857 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_BEGIN_SCAN_CMDID,
1858 NO_SYNC_WMIFLAG);
1859
1860 return ret;
1861 }
1862
1863 /* ath6kl_wmi_start_scan_cmd is to be deprecated. Use
1864 * ath6kl_wmi_begin_scan_cmd instead. The new function supports P2P
1865 * mgmt operations using station interface.
1866 */
1867 int ath6kl_wmi_startscan_cmd(struct wmi *wmi, u8 if_idx,
1868 enum wmi_scan_type scan_type,
1869 u32 force_fgscan, u32 is_legacy,
1870 u32 home_dwell_time, u32 force_scan_interval,
1871 s8 num_chan, u16 *ch_list)
1872 {
1873 struct sk_buff *skb;
1874 struct wmi_start_scan_cmd *sc;
1875 s8 size;
1876 int i, ret;
1877
1878 size = sizeof(struct wmi_start_scan_cmd);
1879
1880 if ((scan_type != WMI_LONG_SCAN) && (scan_type != WMI_SHORT_SCAN))
1881 return -EINVAL;
1882
1883 if (num_chan > WMI_MAX_CHANNELS)
1884 return -EINVAL;
1885
1886 if (num_chan)
1887 size += sizeof(u16) * (num_chan - 1);
1888
1889 skb = ath6kl_wmi_get_new_buf(size);
1890 if (!skb)
1891 return -ENOMEM;
1892
1893 sc = (struct wmi_start_scan_cmd *) skb->data;
1894 sc->scan_type = scan_type;
1895 sc->force_fg_scan = cpu_to_le32(force_fgscan);
1896 sc->is_legacy = cpu_to_le32(is_legacy);
1897 sc->home_dwell_time = cpu_to_le32(home_dwell_time);
1898 sc->force_scan_intvl = cpu_to_le32(force_scan_interval);
1899 sc->num_ch = num_chan;
1900
1901 for (i = 0; i < num_chan; i++)
1902 sc->ch_list[i] = cpu_to_le16(ch_list[i]);
1903
1904 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_START_SCAN_CMDID,
1905 NO_SYNC_WMIFLAG);
1906
1907 return ret;
1908 }
1909
1910 int ath6kl_wmi_scanparams_cmd(struct wmi *wmi, u8 if_idx,
1911 u16 fg_start_sec,
1912 u16 fg_end_sec, u16 bg_sec,
1913 u16 minact_chdw_msec, u16 maxact_chdw_msec,
1914 u16 pas_chdw_msec, u8 short_scan_ratio,
1915 u8 scan_ctrl_flag, u32 max_dfsch_act_time,
1916 u16 maxact_scan_per_ssid)
1917 {
1918 struct sk_buff *skb;
1919 struct wmi_scan_params_cmd *sc;
1920 int ret;
1921
1922 skb = ath6kl_wmi_get_new_buf(sizeof(*sc));
1923 if (!skb)
1924 return -ENOMEM;
1925
1926 sc = (struct wmi_scan_params_cmd *) skb->data;
1927 sc->fg_start_period = cpu_to_le16(fg_start_sec);
1928 sc->fg_end_period = cpu_to_le16(fg_end_sec);
1929 sc->bg_period = cpu_to_le16(bg_sec);
1930 sc->minact_chdwell_time = cpu_to_le16(minact_chdw_msec);
1931 sc->maxact_chdwell_time = cpu_to_le16(maxact_chdw_msec);
1932 sc->pas_chdwell_time = cpu_to_le16(pas_chdw_msec);
1933 sc->short_scan_ratio = short_scan_ratio;
1934 sc->scan_ctrl_flags = scan_ctrl_flag;
1935 sc->max_dfsch_act_time = cpu_to_le32(max_dfsch_act_time);
1936 sc->maxact_scan_per_ssid = cpu_to_le16(maxact_scan_per_ssid);
1937
1938 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_SCAN_PARAMS_CMDID,
1939 NO_SYNC_WMIFLAG);
1940 return ret;
1941 }
1942
1943 int ath6kl_wmi_bssfilter_cmd(struct wmi *wmi, u8 if_idx, u8 filter, u32 ie_mask)
1944 {
1945 struct sk_buff *skb;
1946 struct wmi_bss_filter_cmd *cmd;
1947 int ret;
1948
1949 if (filter >= LAST_BSS_FILTER)
1950 return -EINVAL;
1951
1952 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
1953 if (!skb)
1954 return -ENOMEM;
1955
1956 cmd = (struct wmi_bss_filter_cmd *) skb->data;
1957 cmd->bss_filter = filter;
1958 cmd->ie_mask = cpu_to_le32(ie_mask);
1959
1960 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_BSS_FILTER_CMDID,
1961 NO_SYNC_WMIFLAG);
1962 return ret;
1963 }
1964
1965 int ath6kl_wmi_probedssid_cmd(struct wmi *wmi, u8 if_idx, u8 index, u8 flag,
1966 u8 ssid_len, u8 *ssid)
1967 {
1968 struct sk_buff *skb;
1969 struct wmi_probed_ssid_cmd *cmd;
1970 int ret;
1971
1972 if (index > MAX_PROBED_SSID_INDEX)
1973 return -EINVAL;
1974
1975 if (ssid_len > sizeof(cmd->ssid))
1976 return -EINVAL;
1977
1978 if ((flag & (DISABLE_SSID_FLAG | ANY_SSID_FLAG)) && (ssid_len > 0))
1979 return -EINVAL;
1980
1981 if ((flag & SPECIFIC_SSID_FLAG) && !ssid_len)
1982 return -EINVAL;
1983
1984 if (flag & SPECIFIC_SSID_FLAG)
1985 wmi->is_probe_ssid = true;
1986
1987 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
1988 if (!skb)
1989 return -ENOMEM;
1990
1991 cmd = (struct wmi_probed_ssid_cmd *) skb->data;
1992 cmd->entry_index = index;
1993 cmd->flag = flag;
1994 cmd->ssid_len = ssid_len;
1995 memcpy(cmd->ssid, ssid, ssid_len);
1996
1997 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_PROBED_SSID_CMDID,
1998 NO_SYNC_WMIFLAG);
1999 return ret;
2000 }
2001
2002 int ath6kl_wmi_listeninterval_cmd(struct wmi *wmi, u8 if_idx,
2003 u16 listen_interval,
2004 u16 listen_beacons)
2005 {
2006 struct sk_buff *skb;
2007 struct wmi_listen_int_cmd *cmd;
2008 int ret;
2009
2010 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
2011 if (!skb)
2012 return -ENOMEM;
2013
2014 cmd = (struct wmi_listen_int_cmd *) skb->data;
2015 cmd->listen_intvl = cpu_to_le16(listen_interval);
2016 cmd->num_beacons = cpu_to_le16(listen_beacons);
2017
2018 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_LISTEN_INT_CMDID,
2019 NO_SYNC_WMIFLAG);
2020 return ret;
2021 }
2022
2023 int ath6kl_wmi_powermode_cmd(struct wmi *wmi, u8 if_idx, u8 pwr_mode)
2024 {
2025 struct sk_buff *skb;
2026 struct wmi_power_mode_cmd *cmd;
2027 int ret;
2028
2029 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
2030 if (!skb)
2031 return -ENOMEM;
2032
2033 cmd = (struct wmi_power_mode_cmd *) skb->data;
2034 cmd->pwr_mode = pwr_mode;
2035 wmi->pwr_mode = pwr_mode;
2036
2037 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_POWER_MODE_CMDID,
2038 NO_SYNC_WMIFLAG);
2039 return ret;
2040 }
2041
2042 int ath6kl_wmi_pmparams_cmd(struct wmi *wmi, u8 if_idx, u16 idle_period,
2043 u16 ps_poll_num, u16 dtim_policy,
2044 u16 tx_wakeup_policy, u16 num_tx_to_wakeup,
2045 u16 ps_fail_event_policy)
2046 {
2047 struct sk_buff *skb;
2048 struct wmi_power_params_cmd *pm;
2049 int ret;
2050
2051 skb = ath6kl_wmi_get_new_buf(sizeof(*pm));
2052 if (!skb)
2053 return -ENOMEM;
2054
2055 pm = (struct wmi_power_params_cmd *)skb->data;
2056 pm->idle_period = cpu_to_le16(idle_period);
2057 pm->pspoll_number = cpu_to_le16(ps_poll_num);
2058 pm->dtim_policy = cpu_to_le16(dtim_policy);
2059 pm->tx_wakeup_policy = cpu_to_le16(tx_wakeup_policy);
2060 pm->num_tx_to_wakeup = cpu_to_le16(num_tx_to_wakeup);
2061 pm->ps_fail_event_policy = cpu_to_le16(ps_fail_event_policy);
2062
2063 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_POWER_PARAMS_CMDID,
2064 NO_SYNC_WMIFLAG);
2065 return ret;
2066 }
2067
2068 int ath6kl_wmi_disctimeout_cmd(struct wmi *wmi, u8 if_idx, u8 timeout)
2069 {
2070 struct sk_buff *skb;
2071 struct wmi_disc_timeout_cmd *cmd;
2072 int ret;
2073
2074 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
2075 if (!skb)
2076 return -ENOMEM;
2077
2078 cmd = (struct wmi_disc_timeout_cmd *) skb->data;
2079 cmd->discon_timeout = timeout;
2080
2081 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_DISC_TIMEOUT_CMDID,
2082 NO_SYNC_WMIFLAG);
2083
2084 if (ret == 0)
2085 ath6kl_debug_set_disconnect_timeout(wmi->parent_dev, timeout);
2086
2087 return ret;
2088 }
2089
2090 int ath6kl_wmi_addkey_cmd(struct wmi *wmi, u8 if_idx, u8 key_index,
2091 enum crypto_type key_type,
2092 u8 key_usage, u8 key_len,
2093 u8 *key_rsc, unsigned int key_rsc_len,
2094 u8 *key_material,
2095 u8 key_op_ctrl, u8 *mac_addr,
2096 enum wmi_sync_flag sync_flag)
2097 {
2098 struct sk_buff *skb;
2099 struct wmi_add_cipher_key_cmd *cmd;
2100 int ret;
2101
2102 ath6kl_dbg(ATH6KL_DBG_WMI, "addkey cmd: key_index=%u key_type=%d "
2103 "key_usage=%d key_len=%d key_op_ctrl=%d\n",
2104 key_index, key_type, key_usage, key_len, key_op_ctrl);
2105
2106 if ((key_index > WMI_MAX_KEY_INDEX) || (key_len > WMI_MAX_KEY_LEN) ||
2107 (key_material == NULL) || key_rsc_len > 8)
2108 return -EINVAL;
2109
2110 if ((WEP_CRYPT != key_type) && (NULL == key_rsc))
2111 return -EINVAL;
2112
2113 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
2114 if (!skb)
2115 return -ENOMEM;
2116
2117 cmd = (struct wmi_add_cipher_key_cmd *) skb->data;
2118 cmd->key_index = key_index;
2119 cmd->key_type = key_type;
2120 cmd->key_usage = key_usage;
2121 cmd->key_len = key_len;
2122 memcpy(cmd->key, key_material, key_len);
2123
2124 if (key_rsc != NULL)
2125 memcpy(cmd->key_rsc, key_rsc, key_rsc_len);
2126
2127 cmd->key_op_ctrl = key_op_ctrl;
2128
2129 if (mac_addr)
2130 memcpy(cmd->key_mac_addr, mac_addr, ETH_ALEN);
2131
2132 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_ADD_CIPHER_KEY_CMDID,
2133 sync_flag);
2134
2135 return ret;
2136 }
2137
2138 int ath6kl_wmi_add_krk_cmd(struct wmi *wmi, u8 if_idx, u8 *krk)
2139 {
2140 struct sk_buff *skb;
2141 struct wmi_add_krk_cmd *cmd;
2142 int ret;
2143
2144 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
2145 if (!skb)
2146 return -ENOMEM;
2147
2148 cmd = (struct wmi_add_krk_cmd *) skb->data;
2149 memcpy(cmd->krk, krk, WMI_KRK_LEN);
2150
2151 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_ADD_KRK_CMDID,
2152 NO_SYNC_WMIFLAG);
2153
2154 return ret;
2155 }
2156
2157 int ath6kl_wmi_deletekey_cmd(struct wmi *wmi, u8 if_idx, u8 key_index)
2158 {
2159 struct sk_buff *skb;
2160 struct wmi_delete_cipher_key_cmd *cmd;
2161 int ret;
2162
2163 if (key_index > WMI_MAX_KEY_INDEX)
2164 return -EINVAL;
2165
2166 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
2167 if (!skb)
2168 return -ENOMEM;
2169
2170 cmd = (struct wmi_delete_cipher_key_cmd *) skb->data;
2171 cmd->key_index = key_index;
2172
2173 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_DELETE_CIPHER_KEY_CMDID,
2174 NO_SYNC_WMIFLAG);
2175
2176 return ret;
2177 }
2178
2179 int ath6kl_wmi_setpmkid_cmd(struct wmi *wmi, u8 if_idx, const u8 *bssid,
2180 const u8 *pmkid, bool set)
2181 {
2182 struct sk_buff *skb;
2183 struct wmi_setpmkid_cmd *cmd;
2184 int ret;
2185
2186 if (bssid == NULL)
2187 return -EINVAL;
2188
2189 if (set && pmkid == NULL)
2190 return -EINVAL;
2191
2192 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
2193 if (!skb)
2194 return -ENOMEM;
2195
2196 cmd = (struct wmi_setpmkid_cmd *) skb->data;
2197 memcpy(cmd->bssid, bssid, ETH_ALEN);
2198 if (set) {
2199 memcpy(cmd->pmkid, pmkid, sizeof(cmd->pmkid));
2200 cmd->enable = PMKID_ENABLE;
2201 } else {
2202 memset(cmd->pmkid, 0, sizeof(cmd->pmkid));
2203 cmd->enable = PMKID_DISABLE;
2204 }
2205
2206 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_PMKID_CMDID,
2207 NO_SYNC_WMIFLAG);
2208
2209 return ret;
2210 }
2211
2212 static int ath6kl_wmi_data_sync_send(struct wmi *wmi, struct sk_buff *skb,
2213 enum htc_endpoint_id ep_id, u8 if_idx)
2214 {
2215 struct wmi_data_hdr *data_hdr;
2216 int ret;
2217
2218 if (WARN_ON(skb == NULL || ep_id == wmi->ep_id))
2219 return -EINVAL;
2220
2221 skb_push(skb, sizeof(struct wmi_data_hdr));
2222
2223 data_hdr = (struct wmi_data_hdr *) skb->data;
2224 data_hdr->info = SYNC_MSGTYPE << WMI_DATA_HDR_MSG_TYPE_SHIFT;
2225 data_hdr->info3 = cpu_to_le16(if_idx & WMI_DATA_HDR_IF_IDX_MASK);
2226
2227 ret = ath6kl_control_tx(wmi->parent_dev, skb, ep_id);
2228
2229 return ret;
2230 }
2231
2232 static int ath6kl_wmi_sync_point(struct wmi *wmi, u8 if_idx)
2233 {
2234 struct sk_buff *skb;
2235 struct wmi_sync_cmd *cmd;
2236 struct wmi_data_sync_bufs data_sync_bufs[WMM_NUM_AC];
2237 enum htc_endpoint_id ep_id;
2238 u8 index, num_pri_streams = 0;
2239 int ret = 0;
2240
2241 memset(data_sync_bufs, 0, sizeof(data_sync_bufs));
2242
2243 spin_lock_bh(&wmi->lock);
2244
2245 for (index = 0; index < WMM_NUM_AC; index++) {
2246 if (wmi->fat_pipe_exist & (1 << index)) {
2247 num_pri_streams++;
2248 data_sync_bufs[num_pri_streams - 1].traffic_class =
2249 index;
2250 }
2251 }
2252
2253 spin_unlock_bh(&wmi->lock);
2254
2255 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
2256 if (!skb) {
2257 ret = -ENOMEM;
2258 goto free_skb;
2259 }
2260
2261 cmd = (struct wmi_sync_cmd *) skb->data;
2262
2263 /*
2264 * In the SYNC cmd sent on the control Ep, send a bitmap
2265 * of the data eps on which the Data Sync will be sent
2266 */
2267 cmd->data_sync_map = wmi->fat_pipe_exist;
2268
2269 for (index = 0; index < num_pri_streams; index++) {
2270 data_sync_bufs[index].skb = ath6kl_buf_alloc(0);
2271 if (data_sync_bufs[index].skb == NULL) {
2272 ret = -ENOMEM;
2273 break;
2274 }
2275 }
2276
2277 /*
2278 * If buffer allocation for any of the dataSync fails,
2279 * then do not send the Synchronize cmd on the control ep
2280 */
2281 if (ret)
2282 goto free_skb;
2283
2284 /*
2285 * Send sync cmd followed by sync data messages on all
2286 * endpoints being used
2287 */
2288 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SYNCHRONIZE_CMDID,
2289 NO_SYNC_WMIFLAG);
2290
2291 if (ret)
2292 goto free_skb;
2293
2294 /* cmd buffer sent, we no longer own it */
2295 skb = NULL;
2296
2297 for (index = 0; index < num_pri_streams; index++) {
2298
2299 if (WARN_ON(!data_sync_bufs[index].skb))
2300 break;
2301
2302 ep_id = ath6kl_ac2_endpoint_id(wmi->parent_dev,
2303 data_sync_bufs[index].
2304 traffic_class);
2305 ret =
2306 ath6kl_wmi_data_sync_send(wmi, data_sync_bufs[index].skb,
2307 ep_id, if_idx);
2308
2309 if (ret)
2310 break;
2311
2312 data_sync_bufs[index].skb = NULL;
2313 }
2314
2315 free_skb:
2316 /* free up any resources left over (possibly due to an error) */
2317 if (skb)
2318 dev_kfree_skb(skb);
2319
2320 for (index = 0; index < num_pri_streams; index++) {
2321 if (data_sync_bufs[index].skb != NULL) {
2322 dev_kfree_skb((struct sk_buff *)data_sync_bufs[index].
2323 skb);
2324 }
2325 }
2326
2327 return ret;
2328 }
2329
2330 int ath6kl_wmi_create_pstream_cmd(struct wmi *wmi, u8 if_idx,
2331 struct wmi_create_pstream_cmd *params)
2332 {
2333 struct sk_buff *skb;
2334 struct wmi_create_pstream_cmd *cmd;
2335 u8 fatpipe_exist_for_ac = 0;
2336 s32 min_phy = 0;
2337 s32 nominal_phy = 0;
2338 int ret;
2339
2340 if (!((params->user_pri < 8) &&
2341 (params->user_pri <= 0x7) &&
2342 (up_to_ac[params->user_pri & 0x7] == params->traffic_class) &&
2343 (params->traffic_direc == UPLINK_TRAFFIC ||
2344 params->traffic_direc == DNLINK_TRAFFIC ||
2345 params->traffic_direc == BIDIR_TRAFFIC) &&
2346 (params->traffic_type == TRAFFIC_TYPE_APERIODIC ||
2347 params->traffic_type == TRAFFIC_TYPE_PERIODIC) &&
2348 (params->voice_psc_cap == DISABLE_FOR_THIS_AC ||
2349 params->voice_psc_cap == ENABLE_FOR_THIS_AC ||
2350 params->voice_psc_cap == ENABLE_FOR_ALL_AC) &&
2351 (params->tsid == WMI_IMPLICIT_PSTREAM ||
2352 params->tsid <= WMI_MAX_THINSTREAM))) {
2353 return -EINVAL;
2354 }
2355
2356 /*
2357 * Check nominal PHY rate is >= minimalPHY,
2358 * so that DUT can allow TSRS IE
2359 */
2360
2361 /* Get the physical rate (units of bps) */
2362 min_phy = ((le32_to_cpu(params->min_phy_rate) / 1000) / 1000);
2363
2364 /* Check minimal phy < nominal phy rate */
2365 if (params->nominal_phy >= min_phy) {
2366 /* unit of 500 kbps */
2367 nominal_phy = (params->nominal_phy * 1000) / 500;
2368 ath6kl_dbg(ATH6KL_DBG_WMI,
2369 "TSRS IE enabled::MinPhy %x->NominalPhy ===> %x\n",
2370 min_phy, nominal_phy);
2371
2372 params->nominal_phy = nominal_phy;
2373 } else {
2374 params->nominal_phy = 0;
2375 }
2376
2377 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
2378 if (!skb)
2379 return -ENOMEM;
2380
2381 ath6kl_dbg(ATH6KL_DBG_WMI,
2382 "sending create_pstream_cmd: ac=%d tsid:%d\n",
2383 params->traffic_class, params->tsid);
2384
2385 cmd = (struct wmi_create_pstream_cmd *) skb->data;
2386 memcpy(cmd, params, sizeof(*cmd));
2387
2388 /* This is an implicitly created Fat pipe */
2389 if ((u32) params->tsid == (u32) WMI_IMPLICIT_PSTREAM) {
2390 spin_lock_bh(&wmi->lock);
2391 fatpipe_exist_for_ac = (wmi->fat_pipe_exist &
2392 (1 << params->traffic_class));
2393 wmi->fat_pipe_exist |= (1 << params->traffic_class);
2394 spin_unlock_bh(&wmi->lock);
2395 } else {
2396 /* explicitly created thin stream within a fat pipe */
2397 spin_lock_bh(&wmi->lock);
2398 fatpipe_exist_for_ac = (wmi->fat_pipe_exist &
2399 (1 << params->traffic_class));
2400 wmi->stream_exist_for_ac[params->traffic_class] |=
2401 (1 << params->tsid);
2402 /*
2403 * If a thinstream becomes active, the fat pipe automatically
2404 * becomes active
2405 */
2406 wmi->fat_pipe_exist |= (1 << params->traffic_class);
2407 spin_unlock_bh(&wmi->lock);
2408 }
2409
2410 /*
2411 * Indicate activty change to driver layer only if this is the
2412 * first TSID to get created in this AC explicitly or an implicit
2413 * fat pipe is getting created.
2414 */
2415 if (!fatpipe_exist_for_ac)
2416 ath6kl_indicate_tx_activity(wmi->parent_dev,
2417 params->traffic_class, true);
2418
2419 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_CREATE_PSTREAM_CMDID,
2420 NO_SYNC_WMIFLAG);
2421 return ret;
2422 }
2423
2424 int ath6kl_wmi_delete_pstream_cmd(struct wmi *wmi, u8 if_idx, u8 traffic_class,
2425 u8 tsid)
2426 {
2427 struct sk_buff *skb;
2428 struct wmi_delete_pstream_cmd *cmd;
2429 u16 active_tsids = 0;
2430 int ret;
2431
2432 if (traffic_class > 3) {
2433 ath6kl_err("invalid traffic class: %d\n", traffic_class);
2434 return -EINVAL;
2435 }
2436
2437 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
2438 if (!skb)
2439 return -ENOMEM;
2440
2441 cmd = (struct wmi_delete_pstream_cmd *) skb->data;
2442 cmd->traffic_class = traffic_class;
2443 cmd->tsid = tsid;
2444
2445 spin_lock_bh(&wmi->lock);
2446 active_tsids = wmi->stream_exist_for_ac[traffic_class];
2447 spin_unlock_bh(&wmi->lock);
2448
2449 if (!(active_tsids & (1 << tsid))) {
2450 dev_kfree_skb(skb);
2451 ath6kl_dbg(ATH6KL_DBG_WMI,
2452 "TSID %d doesn't exist for traffic class: %d\n",
2453 tsid, traffic_class);
2454 return -ENODATA;
2455 }
2456
2457 ath6kl_dbg(ATH6KL_DBG_WMI,
2458 "sending delete_pstream_cmd: traffic class: %d tsid=%d\n",
2459 traffic_class, tsid);
2460
2461 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_DELETE_PSTREAM_CMDID,
2462 SYNC_BEFORE_WMIFLAG);
2463
2464 spin_lock_bh(&wmi->lock);
2465 wmi->stream_exist_for_ac[traffic_class] &= ~(1 << tsid);
2466 active_tsids = wmi->stream_exist_for_ac[traffic_class];
2467 spin_unlock_bh(&wmi->lock);
2468
2469 /*
2470 * Indicate stream inactivity to driver layer only if all tsids
2471 * within this AC are deleted.
2472 */
2473 if (!active_tsids) {
2474 ath6kl_indicate_tx_activity(wmi->parent_dev,
2475 traffic_class, false);
2476 wmi->fat_pipe_exist &= ~(1 << traffic_class);
2477 }
2478
2479 return ret;
2480 }
2481
2482 int ath6kl_wmi_set_ip_cmd(struct wmi *wmi, struct wmi_set_ip_cmd *ip_cmd)
2483 {
2484 struct sk_buff *skb;
2485 struct wmi_set_ip_cmd *cmd;
2486 int ret;
2487
2488 /* Multicast address are not valid */
2489 if ((*((u8 *) &ip_cmd->ips[0]) >= 0xE0) ||
2490 (*((u8 *) &ip_cmd->ips[1]) >= 0xE0))
2491 return -EINVAL;
2492
2493 skb = ath6kl_wmi_get_new_buf(sizeof(struct wmi_set_ip_cmd));
2494 if (!skb)
2495 return -ENOMEM;
2496
2497 cmd = (struct wmi_set_ip_cmd *) skb->data;
2498 memcpy(cmd, ip_cmd, sizeof(struct wmi_set_ip_cmd));
2499
2500 ret = ath6kl_wmi_cmd_send(wmi, 0, skb, WMI_SET_IP_CMDID,
2501 NO_SYNC_WMIFLAG);
2502 return ret;
2503 }
2504
2505 static void ath6kl_wmi_relinquish_implicit_pstream_credits(struct wmi *wmi)
2506 {
2507 u16 active_tsids;
2508 u8 stream_exist;
2509 int i;
2510
2511 /*
2512 * Relinquish credits from all implicitly created pstreams
2513 * since when we go to sleep. If user created explicit
2514 * thinstreams exists with in a fatpipe leave them intact
2515 * for the user to delete.
2516 */
2517 spin_lock_bh(&wmi->lock);
2518 stream_exist = wmi->fat_pipe_exist;
2519 spin_unlock_bh(&wmi->lock);
2520
2521 for (i = 0; i < WMM_NUM_AC; i++) {
2522 if (stream_exist & (1 << i)) {
2523
2524 /*
2525 * FIXME: Is this lock & unlock inside
2526 * for loop correct? may need rework.
2527 */
2528 spin_lock_bh(&wmi->lock);
2529 active_tsids = wmi->stream_exist_for_ac[i];
2530 spin_unlock_bh(&wmi->lock);
2531
2532 /*
2533 * If there are no user created thin streams
2534 * delete the fatpipe
2535 */
2536 if (!active_tsids) {
2537 stream_exist &= ~(1 << i);
2538 /*
2539 * Indicate inactivity to driver layer for
2540 * this fatpipe (pstream)
2541 */
2542 ath6kl_indicate_tx_activity(wmi->parent_dev,
2543 i, false);
2544 }
2545 }
2546 }
2547
2548 /* FIXME: Can we do this assignment without locking ? */
2549 spin_lock_bh(&wmi->lock);
2550 wmi->fat_pipe_exist = stream_exist;
2551 spin_unlock_bh(&wmi->lock);
2552 }
2553
2554 int ath6kl_wmi_set_host_sleep_mode_cmd(struct wmi *wmi, u8 if_idx,
2555 enum ath6kl_host_mode host_mode)
2556 {
2557 struct sk_buff *skb;
2558 struct wmi_set_host_sleep_mode_cmd *cmd;
2559 int ret;
2560
2561 if ((host_mode != ATH6KL_HOST_MODE_ASLEEP) &&
2562 (host_mode != ATH6KL_HOST_MODE_AWAKE)) {
2563 ath6kl_err("invalid host sleep mode: %d\n", host_mode);
2564 return -EINVAL;
2565 }
2566
2567 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
2568 if (!skb)
2569 return -ENOMEM;
2570
2571 cmd = (struct wmi_set_host_sleep_mode_cmd *) skb->data;
2572
2573 if (host_mode == ATH6KL_HOST_MODE_ASLEEP) {
2574 ath6kl_wmi_relinquish_implicit_pstream_credits(wmi);
2575 cmd->asleep = cpu_to_le32(1);
2576 } else
2577 cmd->awake = cpu_to_le32(1);
2578
2579 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb,
2580 WMI_SET_HOST_SLEEP_MODE_CMDID,
2581 NO_SYNC_WMIFLAG);
2582 return ret;
2583 }
2584
2585 int ath6kl_wmi_set_wow_mode_cmd(struct wmi *wmi, u8 if_idx,
2586 enum ath6kl_wow_mode wow_mode,
2587 u32 filter, u16 host_req_delay)
2588 {
2589 struct sk_buff *skb;
2590 struct wmi_set_wow_mode_cmd *cmd;
2591 int ret;
2592
2593 if ((wow_mode != ATH6KL_WOW_MODE_ENABLE) &&
2594 wow_mode != ATH6KL_WOW_MODE_DISABLE) {
2595 ath6kl_err("invalid wow mode: %d\n", wow_mode);
2596 return -EINVAL;
2597 }
2598
2599 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
2600 if (!skb)
2601 return -ENOMEM;
2602
2603 cmd = (struct wmi_set_wow_mode_cmd *) skb->data;
2604 cmd->enable_wow = cpu_to_le32(wow_mode);
2605 cmd->filter = cpu_to_le32(filter);
2606 cmd->host_req_delay = cpu_to_le16(host_req_delay);
2607
2608 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_WOW_MODE_CMDID,
2609 NO_SYNC_WMIFLAG);
2610 return ret;
2611 }
2612
2613 int ath6kl_wmi_add_wow_pattern_cmd(struct wmi *wmi, u8 if_idx,
2614 u8 list_id, u8 filter_size,
2615 u8 filter_offset, u8 *filter, u8 *mask)
2616 {
2617 struct sk_buff *skb;
2618 struct wmi_add_wow_pattern_cmd *cmd;
2619 u16 size;
2620 u8 *filter_mask;
2621 int ret;
2622
2623 /*
2624 * Allocate additional memory in the buffer to hold
2625 * filter and mask value, which is twice of filter_size.
2626 */
2627 size = sizeof(*cmd) + (2 * filter_size);
2628
2629 skb = ath6kl_wmi_get_new_buf(size);
2630 if (!skb)
2631 return -ENOMEM;
2632
2633 cmd = (struct wmi_add_wow_pattern_cmd *) skb->data;
2634 cmd->filter_list_id = list_id;
2635 cmd->filter_size = filter_size;
2636 cmd->filter_offset = filter_offset;
2637
2638 memcpy(cmd->filter, filter, filter_size);
2639
2640 filter_mask = (u8 *) (cmd->filter + filter_size);
2641 memcpy(filter_mask, mask, filter_size);
2642
2643 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_ADD_WOW_PATTERN_CMDID,
2644 NO_SYNC_WMIFLAG);
2645
2646 return ret;
2647 }
2648
2649 int ath6kl_wmi_del_wow_pattern_cmd(struct wmi *wmi, u8 if_idx,
2650 u16 list_id, u16 filter_id)
2651 {
2652 struct sk_buff *skb;
2653 struct wmi_del_wow_pattern_cmd *cmd;
2654 int ret;
2655
2656 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
2657 if (!skb)
2658 return -ENOMEM;
2659
2660 cmd = (struct wmi_del_wow_pattern_cmd *) skb->data;
2661 cmd->filter_list_id = cpu_to_le16(list_id);
2662 cmd->filter_id = cpu_to_le16(filter_id);
2663
2664 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_DEL_WOW_PATTERN_CMDID,
2665 NO_SYNC_WMIFLAG);
2666 return ret;
2667 }
2668
2669 static int ath6kl_wmi_cmd_send_xtnd(struct wmi *wmi, struct sk_buff *skb,
2670 enum wmix_command_id cmd_id,
2671 enum wmi_sync_flag sync_flag)
2672 {
2673 struct wmix_cmd_hdr *cmd_hdr;
2674 int ret;
2675
2676 skb_push(skb, sizeof(struct wmix_cmd_hdr));
2677
2678 cmd_hdr = (struct wmix_cmd_hdr *) skb->data;
2679 cmd_hdr->cmd_id = cpu_to_le32(cmd_id);
2680
2681 ret = ath6kl_wmi_cmd_send(wmi, 0, skb, WMI_EXTENSION_CMDID, sync_flag);
2682
2683 return ret;
2684 }
2685
2686 int ath6kl_wmi_get_challenge_resp_cmd(struct wmi *wmi, u32 cookie, u32 source)
2687 {
2688 struct sk_buff *skb;
2689 struct wmix_hb_challenge_resp_cmd *cmd;
2690 int ret;
2691
2692 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
2693 if (!skb)
2694 return -ENOMEM;
2695
2696 cmd = (struct wmix_hb_challenge_resp_cmd *) skb->data;
2697 cmd->cookie = cpu_to_le32(cookie);
2698 cmd->source = cpu_to_le32(source);
2699
2700 ret = ath6kl_wmi_cmd_send_xtnd(wmi, skb, WMIX_HB_CHALLENGE_RESP_CMDID,
2701 NO_SYNC_WMIFLAG);
2702 return ret;
2703 }
2704
2705 int ath6kl_wmi_config_debug_module_cmd(struct wmi *wmi, u32 valid, u32 config)
2706 {
2707 struct ath6kl_wmix_dbglog_cfg_module_cmd *cmd;
2708 struct sk_buff *skb;
2709 int ret;
2710
2711 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
2712 if (!skb)
2713 return -ENOMEM;
2714
2715 cmd = (struct ath6kl_wmix_dbglog_cfg_module_cmd *) skb->data;
2716 cmd->valid = cpu_to_le32(valid);
2717 cmd->config = cpu_to_le32(config);
2718
2719 ret = ath6kl_wmi_cmd_send_xtnd(wmi, skb, WMIX_DBGLOG_CFG_MODULE_CMDID,
2720 NO_SYNC_WMIFLAG);
2721 return ret;
2722 }
2723
2724 int ath6kl_wmi_get_stats_cmd(struct wmi *wmi, u8 if_idx)
2725 {
2726 return ath6kl_wmi_simple_cmd(wmi, if_idx, WMI_GET_STATISTICS_CMDID);
2727 }
2728
2729 int ath6kl_wmi_set_tx_pwr_cmd(struct wmi *wmi, u8 if_idx, u8 dbM)
2730 {
2731 struct sk_buff *skb;
2732 struct wmi_set_tx_pwr_cmd *cmd;
2733 int ret;
2734
2735 skb = ath6kl_wmi_get_new_buf(sizeof(struct wmi_set_tx_pwr_cmd));
2736 if (!skb)
2737 return -ENOMEM;
2738
2739 cmd = (struct wmi_set_tx_pwr_cmd *) skb->data;
2740 cmd->dbM = dbM;
2741
2742 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_TX_PWR_CMDID,
2743 NO_SYNC_WMIFLAG);
2744
2745 return ret;
2746 }
2747
2748 int ath6kl_wmi_get_tx_pwr_cmd(struct wmi *wmi, u8 if_idx)
2749 {
2750 return ath6kl_wmi_simple_cmd(wmi, if_idx, WMI_GET_TX_PWR_CMDID);
2751 }
2752
2753 int ath6kl_wmi_get_roam_tbl_cmd(struct wmi *wmi)
2754 {
2755 return ath6kl_wmi_simple_cmd(wmi, 0, WMI_GET_ROAM_TBL_CMDID);
2756 }
2757
2758 int ath6kl_wmi_set_lpreamble_cmd(struct wmi *wmi, u8 if_idx, u8 status,
2759 u8 preamble_policy)
2760 {
2761 struct sk_buff *skb;
2762 struct wmi_set_lpreamble_cmd *cmd;
2763 int ret;
2764
2765 skb = ath6kl_wmi_get_new_buf(sizeof(struct wmi_set_lpreamble_cmd));
2766 if (!skb)
2767 return -ENOMEM;
2768
2769 cmd = (struct wmi_set_lpreamble_cmd *) skb->data;
2770 cmd->status = status;
2771 cmd->preamble_policy = preamble_policy;
2772
2773 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_LPREAMBLE_CMDID,
2774 NO_SYNC_WMIFLAG);
2775 return ret;
2776 }
2777
2778 int ath6kl_wmi_set_rts_cmd(struct wmi *wmi, u16 threshold)
2779 {
2780 struct sk_buff *skb;
2781 struct wmi_set_rts_cmd *cmd;
2782 int ret;
2783
2784 skb = ath6kl_wmi_get_new_buf(sizeof(struct wmi_set_rts_cmd));
2785 if (!skb)
2786 return -ENOMEM;
2787
2788 cmd = (struct wmi_set_rts_cmd *) skb->data;
2789 cmd->threshold = cpu_to_le16(threshold);
2790
2791 ret = ath6kl_wmi_cmd_send(wmi, 0, skb, WMI_SET_RTS_CMDID,
2792 NO_SYNC_WMIFLAG);
2793 return ret;
2794 }
2795
2796 int ath6kl_wmi_set_wmm_txop(struct wmi *wmi, u8 if_idx, enum wmi_txop_cfg cfg)
2797 {
2798 struct sk_buff *skb;
2799 struct wmi_set_wmm_txop_cmd *cmd;
2800 int ret;
2801
2802 if (!((cfg == WMI_TXOP_DISABLED) || (cfg == WMI_TXOP_ENABLED)))
2803 return -EINVAL;
2804
2805 skb = ath6kl_wmi_get_new_buf(sizeof(struct wmi_set_wmm_txop_cmd));
2806 if (!skb)
2807 return -ENOMEM;
2808
2809 cmd = (struct wmi_set_wmm_txop_cmd *) skb->data;
2810 cmd->txop_enable = cfg;
2811
2812 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_WMM_TXOP_CMDID,
2813 NO_SYNC_WMIFLAG);
2814 return ret;
2815 }
2816
2817 int ath6kl_wmi_set_keepalive_cmd(struct wmi *wmi, u8 if_idx,
2818 u8 keep_alive_intvl)
2819 {
2820 struct sk_buff *skb;
2821 struct wmi_set_keepalive_cmd *cmd;
2822 int ret;
2823
2824 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
2825 if (!skb)
2826 return -ENOMEM;
2827
2828 cmd = (struct wmi_set_keepalive_cmd *) skb->data;
2829 cmd->keep_alive_intvl = keep_alive_intvl;
2830
2831 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_KEEPALIVE_CMDID,
2832 NO_SYNC_WMIFLAG);
2833
2834 if (ret == 0)
2835 ath6kl_debug_set_keepalive(wmi->parent_dev, keep_alive_intvl);
2836
2837 return ret;
2838 }
2839
2840 int ath6kl_wmi_test_cmd(struct wmi *wmi, void *buf, size_t len)
2841 {
2842 struct sk_buff *skb;
2843 int ret;
2844
2845 skb = ath6kl_wmi_get_new_buf(len);
2846 if (!skb)
2847 return -ENOMEM;
2848
2849 memcpy(skb->data, buf, len);
2850
2851 ret = ath6kl_wmi_cmd_send(wmi, 0, skb, WMI_TEST_CMDID, NO_SYNC_WMIFLAG);
2852
2853 return ret;
2854 }
2855
2856
2857 s32 ath6kl_wmi_get_rate(s8 rate_index)
2858 {
2859 if (rate_index == RATE_AUTO)
2860 return 0;
2861
2862 return wmi_rate_tbl[(u32) rate_index][0];
2863 }
2864
2865 static int ath6kl_wmi_get_pmkid_list_event_rx(struct wmi *wmi, u8 *datap,
2866 u32 len)
2867 {
2868 struct wmi_pmkid_list_reply *reply;
2869 u32 expected_len;
2870
2871 if (len < sizeof(struct wmi_pmkid_list_reply))
2872 return -EINVAL;
2873
2874 reply = (struct wmi_pmkid_list_reply *)datap;
2875 expected_len = sizeof(reply->num_pmkid) +
2876 le32_to_cpu(reply->num_pmkid) * WMI_PMKID_LEN;
2877
2878 if (len < expected_len)
2879 return -EINVAL;
2880
2881 return 0;
2882 }
2883
2884 static int ath6kl_wmi_addba_req_event_rx(struct wmi *wmi, u8 *datap, int len,
2885 struct ath6kl_vif *vif)
2886 {
2887 struct wmi_addba_req_event *cmd = (struct wmi_addba_req_event *) datap;
2888
2889 aggr_recv_addba_req_evt(vif, cmd->tid,
2890 le16_to_cpu(cmd->st_seq_no), cmd->win_sz);
2891
2892 return 0;
2893 }
2894
2895 static int ath6kl_wmi_delba_req_event_rx(struct wmi *wmi, u8 *datap, int len,
2896 struct ath6kl_vif *vif)
2897 {
2898 struct wmi_delba_event *cmd = (struct wmi_delba_event *) datap;
2899
2900 aggr_recv_delba_req_evt(vif, cmd->tid);
2901
2902 return 0;
2903 }
2904
2905 /* AP mode functions */
2906
2907 int ath6kl_wmi_ap_profile_commit(struct wmi *wmip, u8 if_idx,
2908 struct wmi_connect_cmd *p)
2909 {
2910 struct sk_buff *skb;
2911 struct wmi_connect_cmd *cm;
2912 int res;
2913
2914 skb = ath6kl_wmi_get_new_buf(sizeof(*cm));
2915 if (!skb)
2916 return -ENOMEM;
2917
2918 cm = (struct wmi_connect_cmd *) skb->data;
2919 memcpy(cm, p, sizeof(*cm));
2920
2921 res = ath6kl_wmi_cmd_send(wmip, if_idx, skb, WMI_AP_CONFIG_COMMIT_CMDID,
2922 NO_SYNC_WMIFLAG);
2923 ath6kl_dbg(ATH6KL_DBG_WMI, "%s: nw_type=%u auth_mode=%u ch=%u "
2924 "ctrl_flags=0x%x-> res=%d\n",
2925 __func__, p->nw_type, p->auth_mode, le16_to_cpu(p->ch),
2926 le32_to_cpu(p->ctrl_flags), res);
2927 return res;
2928 }
2929
2930 int ath6kl_wmi_ap_set_mlme(struct wmi *wmip, u8 if_idx, u8 cmd, const u8 *mac,
2931 u16 reason)
2932 {
2933 struct sk_buff *skb;
2934 struct wmi_ap_set_mlme_cmd *cm;
2935
2936 skb = ath6kl_wmi_get_new_buf(sizeof(*cm));
2937 if (!skb)
2938 return -ENOMEM;
2939
2940 cm = (struct wmi_ap_set_mlme_cmd *) skb->data;
2941 memcpy(cm->mac, mac, ETH_ALEN);
2942 cm->reason = cpu_to_le16(reason);
2943 cm->cmd = cmd;
2944
2945 return ath6kl_wmi_cmd_send(wmip, if_idx, skb, WMI_AP_SET_MLME_CMDID,
2946 NO_SYNC_WMIFLAG);
2947 }
2948
2949 static int ath6kl_wmi_pspoll_event_rx(struct wmi *wmi, u8 *datap, int len,
2950 struct ath6kl_vif *vif)
2951 {
2952 struct wmi_pspoll_event *ev;
2953
2954 if (len < sizeof(struct wmi_pspoll_event))
2955 return -EINVAL;
2956
2957 ev = (struct wmi_pspoll_event *) datap;
2958
2959 ath6kl_pspoll_event(vif, le16_to_cpu(ev->aid));
2960
2961 return 0;
2962 }
2963
2964 static int ath6kl_wmi_dtimexpiry_event_rx(struct wmi *wmi, u8 *datap, int len,
2965 struct ath6kl_vif *vif)
2966 {
2967 ath6kl_dtimexpiry_event(vif);
2968
2969 return 0;
2970 }
2971
2972 int ath6kl_wmi_set_pvb_cmd(struct wmi *wmi, u8 if_idx, u16 aid,
2973 bool flag)
2974 {
2975 struct sk_buff *skb;
2976 struct wmi_ap_set_pvb_cmd *cmd;
2977 int ret;
2978
2979 skb = ath6kl_wmi_get_new_buf(sizeof(struct wmi_ap_set_pvb_cmd));
2980 if (!skb)
2981 return -ENOMEM;
2982
2983 cmd = (struct wmi_ap_set_pvb_cmd *) skb->data;
2984 cmd->aid = cpu_to_le16(aid);
2985 cmd->rsvd = cpu_to_le16(0);
2986 cmd->flag = cpu_to_le32(flag);
2987
2988 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_AP_SET_PVB_CMDID,
2989 NO_SYNC_WMIFLAG);
2990
2991 return 0;
2992 }
2993
2994 int ath6kl_wmi_set_rx_frame_format_cmd(struct wmi *wmi, u8 if_idx,
2995 u8 rx_meta_ver,
2996 bool rx_dot11_hdr, bool defrag_on_host)
2997 {
2998 struct sk_buff *skb;
2999 struct wmi_rx_frame_format_cmd *cmd;
3000 int ret;
3001
3002 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
3003 if (!skb)
3004 return -ENOMEM;
3005
3006 cmd = (struct wmi_rx_frame_format_cmd *) skb->data;
3007 cmd->dot11_hdr = rx_dot11_hdr ? 1 : 0;
3008 cmd->defrag_on_host = defrag_on_host ? 1 : 0;
3009 cmd->meta_ver = rx_meta_ver;
3010
3011 /* Delete the local aggr state, on host */
3012 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_RX_FRAME_FORMAT_CMDID,
3013 NO_SYNC_WMIFLAG);
3014
3015 return ret;
3016 }
3017
3018 int ath6kl_wmi_set_appie_cmd(struct wmi *wmi, u8 if_idx, u8 mgmt_frm_type,
3019 const u8 *ie, u8 ie_len)
3020 {
3021 struct sk_buff *skb;
3022 struct wmi_set_appie_cmd *p;
3023
3024 skb = ath6kl_wmi_get_new_buf(sizeof(*p) + ie_len);
3025 if (!skb)
3026 return -ENOMEM;
3027
3028 ath6kl_dbg(ATH6KL_DBG_WMI, "set_appie_cmd: mgmt_frm_type=%u "
3029 "ie_len=%u\n", mgmt_frm_type, ie_len);
3030 p = (struct wmi_set_appie_cmd *) skb->data;
3031 p->mgmt_frm_type = mgmt_frm_type;
3032 p->ie_len = ie_len;
3033
3034 if (ie != NULL && ie_len > 0)
3035 memcpy(p->ie_info, ie, ie_len);
3036
3037 return ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_APPIE_CMDID,
3038 NO_SYNC_WMIFLAG);
3039 }
3040
3041 int ath6kl_wmi_disable_11b_rates_cmd(struct wmi *wmi, bool disable)
3042 {
3043 struct sk_buff *skb;
3044 struct wmi_disable_11b_rates_cmd *cmd;
3045
3046 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
3047 if (!skb)
3048 return -ENOMEM;
3049
3050 ath6kl_dbg(ATH6KL_DBG_WMI, "disable_11b_rates_cmd: disable=%u\n",
3051 disable);
3052 cmd = (struct wmi_disable_11b_rates_cmd *) skb->data;
3053 cmd->disable = disable ? 1 : 0;
3054
3055 return ath6kl_wmi_cmd_send(wmi, 0, skb, WMI_DISABLE_11B_RATES_CMDID,
3056 NO_SYNC_WMIFLAG);
3057 }
3058
3059 int ath6kl_wmi_remain_on_chnl_cmd(struct wmi *wmi, u8 if_idx, u32 freq, u32 dur)
3060 {
3061 struct sk_buff *skb;
3062 struct wmi_remain_on_chnl_cmd *p;
3063
3064 skb = ath6kl_wmi_get_new_buf(sizeof(*p));
3065 if (!skb)
3066 return -ENOMEM;
3067
3068 ath6kl_dbg(ATH6KL_DBG_WMI, "remain_on_chnl_cmd: freq=%u dur=%u\n",
3069 freq, dur);
3070 p = (struct wmi_remain_on_chnl_cmd *) skb->data;
3071 p->freq = cpu_to_le32(freq);
3072 p->duration = cpu_to_le32(dur);
3073 return ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_REMAIN_ON_CHNL_CMDID,
3074 NO_SYNC_WMIFLAG);
3075 }
3076
3077 /* ath6kl_wmi_send_action_cmd is to be deprecated. Use
3078 * ath6kl_wmi_send_mgmt_cmd instead. The new function supports P2P
3079 * mgmt operations using station interface.
3080 */
3081 int ath6kl_wmi_send_action_cmd(struct wmi *wmi, u8 if_idx, u32 id, u32 freq,
3082 u32 wait, const u8 *data, u16 data_len)
3083 {
3084 struct sk_buff *skb;
3085 struct wmi_send_action_cmd *p;
3086 u8 *buf;
3087
3088 if (wait)
3089 return -EINVAL; /* Offload for wait not supported */
3090
3091 buf = kmalloc(data_len, GFP_KERNEL);
3092 if (!buf)
3093 return -ENOMEM;
3094
3095 skb = ath6kl_wmi_get_new_buf(sizeof(*p) + data_len);
3096 if (!skb) {
3097 kfree(buf);
3098 return -ENOMEM;
3099 }
3100
3101 kfree(wmi->last_mgmt_tx_frame);
3102 memcpy(buf, data, data_len);
3103 wmi->last_mgmt_tx_frame = buf;
3104 wmi->last_mgmt_tx_frame_len = data_len;
3105
3106 ath6kl_dbg(ATH6KL_DBG_WMI, "send_action_cmd: id=%u freq=%u wait=%u "
3107 "len=%u\n", id, freq, wait, data_len);
3108 p = (struct wmi_send_action_cmd *) skb->data;
3109 p->id = cpu_to_le32(id);
3110 p->freq = cpu_to_le32(freq);
3111 p->wait = cpu_to_le32(wait);
3112 p->len = cpu_to_le16(data_len);
3113 memcpy(p->data, data, data_len);
3114 return ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SEND_ACTION_CMDID,
3115 NO_SYNC_WMIFLAG);
3116 }
3117
3118 int ath6kl_wmi_send_mgmt_cmd(struct wmi *wmi, u8 if_idx, u32 id, u32 freq,
3119 u32 wait, const u8 *data, u16 data_len,
3120 u32 no_cck)
3121 {
3122 struct sk_buff *skb;
3123 struct wmi_send_mgmt_cmd *p;
3124 u8 *buf;
3125
3126 if (wait)
3127 return -EINVAL; /* Offload for wait not supported */
3128
3129 buf = kmalloc(data_len, GFP_KERNEL);
3130 if (!buf)
3131 return -ENOMEM;
3132
3133 skb = ath6kl_wmi_get_new_buf(sizeof(*p) + data_len);
3134 if (!skb) {
3135 kfree(buf);
3136 return -ENOMEM;
3137 }
3138
3139 kfree(wmi->last_mgmt_tx_frame);
3140 memcpy(buf, data, data_len);
3141 wmi->last_mgmt_tx_frame = buf;
3142 wmi->last_mgmt_tx_frame_len = data_len;
3143
3144 ath6kl_dbg(ATH6KL_DBG_WMI, "send_action_cmd: id=%u freq=%u wait=%u "
3145 "len=%u\n", id, freq, wait, data_len);
3146 p = (struct wmi_send_mgmt_cmd *) skb->data;
3147 p->id = cpu_to_le32(id);
3148 p->freq = cpu_to_le32(freq);
3149 p->wait = cpu_to_le32(wait);
3150 p->no_cck = cpu_to_le32(no_cck);
3151 p->len = cpu_to_le16(data_len);
3152 memcpy(p->data, data, data_len);
3153 return ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SEND_MGMT_CMDID,
3154 NO_SYNC_WMIFLAG);
3155 }
3156
3157 int ath6kl_wmi_send_probe_response_cmd(struct wmi *wmi, u8 if_idx, u32 freq,
3158 const u8 *dst, const u8 *data,
3159 u16 data_len)
3160 {
3161 struct sk_buff *skb;
3162 struct wmi_p2p_probe_response_cmd *p;
3163 size_t cmd_len = sizeof(*p) + data_len;
3164
3165 if (data_len == 0)
3166 cmd_len++; /* work around target minimum length requirement */
3167
3168 skb = ath6kl_wmi_get_new_buf(cmd_len);
3169 if (!skb)
3170 return -ENOMEM;
3171
3172 ath6kl_dbg(ATH6KL_DBG_WMI, "send_probe_response_cmd: freq=%u dst=%pM "
3173 "len=%u\n", freq, dst, data_len);
3174 p = (struct wmi_p2p_probe_response_cmd *) skb->data;
3175 p->freq = cpu_to_le32(freq);
3176 memcpy(p->destination_addr, dst, ETH_ALEN);
3177 p->len = cpu_to_le16(data_len);
3178 memcpy(p->data, data, data_len);
3179 return ath6kl_wmi_cmd_send(wmi, if_idx, skb,
3180 WMI_SEND_PROBE_RESPONSE_CMDID,
3181 NO_SYNC_WMIFLAG);
3182 }
3183
3184 int ath6kl_wmi_probe_report_req_cmd(struct wmi *wmi, u8 if_idx, bool enable)
3185 {
3186 struct sk_buff *skb;
3187 struct wmi_probe_req_report_cmd *p;
3188
3189 skb = ath6kl_wmi_get_new_buf(sizeof(*p));
3190 if (!skb)
3191 return -ENOMEM;
3192
3193 ath6kl_dbg(ATH6KL_DBG_WMI, "probe_report_req_cmd: enable=%u\n",
3194 enable);
3195 p = (struct wmi_probe_req_report_cmd *) skb->data;
3196 p->enable = enable ? 1 : 0;
3197 return ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_PROBE_REQ_REPORT_CMDID,
3198 NO_SYNC_WMIFLAG);
3199 }
3200
3201 int ath6kl_wmi_info_req_cmd(struct wmi *wmi, u8 if_idx, u32 info_req_flags)
3202 {
3203 struct sk_buff *skb;
3204 struct wmi_get_p2p_info *p;
3205
3206 skb = ath6kl_wmi_get_new_buf(sizeof(*p));
3207 if (!skb)
3208 return -ENOMEM;
3209
3210 ath6kl_dbg(ATH6KL_DBG_WMI, "info_req_cmd: flags=%x\n",
3211 info_req_flags);
3212 p = (struct wmi_get_p2p_info *) skb->data;
3213 p->info_req_flags = cpu_to_le32(info_req_flags);
3214 return ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_GET_P2P_INFO_CMDID,
3215 NO_SYNC_WMIFLAG);
3216 }
3217
3218 int ath6kl_wmi_cancel_remain_on_chnl_cmd(struct wmi *wmi, u8 if_idx)
3219 {
3220 ath6kl_dbg(ATH6KL_DBG_WMI, "cancel_remain_on_chnl_cmd\n");
3221 return ath6kl_wmi_simple_cmd(wmi, if_idx,
3222 WMI_CANCEL_REMAIN_ON_CHNL_CMDID);
3223 }
3224
3225 static int ath6kl_wmi_control_rx_xtnd(struct wmi *wmi, struct sk_buff *skb)
3226 {
3227 struct wmix_cmd_hdr *cmd;
3228 u32 len;
3229 u16 id;
3230 u8 *datap;
3231 int ret = 0;
3232
3233 if (skb->len < sizeof(struct wmix_cmd_hdr)) {
3234 ath6kl_err("bad packet 1\n");
3235 return -EINVAL;
3236 }
3237
3238 cmd = (struct wmix_cmd_hdr *) skb->data;
3239 id = le32_to_cpu(cmd->cmd_id);
3240
3241 skb_pull(skb, sizeof(struct wmix_cmd_hdr));
3242
3243 datap = skb->data;
3244 len = skb->len;
3245
3246 switch (id) {
3247 case WMIX_HB_CHALLENGE_RESP_EVENTID:
3248 ath6kl_dbg(ATH6KL_DBG_WMI, "wmi event hb challenge resp\n");
3249 break;
3250 case WMIX_DBGLOG_EVENTID:
3251 ath6kl_dbg(ATH6KL_DBG_WMI, "wmi event dbglog len %d\n", len);
3252 ath6kl_debug_fwlog_event(wmi->parent_dev, datap, len);
3253 break;
3254 default:
3255 ath6kl_warn("unknown cmd id 0x%x\n", id);
3256 ret = -EINVAL;
3257 break;
3258 }
3259
3260 return ret;
3261 }
3262
3263 static int ath6kl_wmi_roam_tbl_event_rx(struct wmi *wmi, u8 *datap, int len)
3264 {
3265 return ath6kl_debug_roam_tbl_event(wmi->parent_dev, datap, len);
3266 }
3267
3268 /* Control Path */
3269 int ath6kl_wmi_control_rx(struct wmi *wmi, struct sk_buff *skb)
3270 {
3271 struct wmi_cmd_hdr *cmd;
3272 struct ath6kl_vif *vif;
3273 u32 len;
3274 u16 id;
3275 u8 if_idx;
3276 u8 *datap;
3277 int ret = 0;
3278
3279 if (WARN_ON(skb == NULL))
3280 return -EINVAL;
3281
3282 if (skb->len < sizeof(struct wmi_cmd_hdr)) {
3283 ath6kl_err("bad packet 1\n");
3284 dev_kfree_skb(skb);
3285 return -EINVAL;
3286 }
3287
3288 cmd = (struct wmi_cmd_hdr *) skb->data;
3289 id = le16_to_cpu(cmd->cmd_id);
3290 if_idx = le16_to_cpu(cmd->info1) & WMI_CMD_HDR_IF_ID_MASK;
3291
3292 skb_pull(skb, sizeof(struct wmi_cmd_hdr));
3293
3294 datap = skb->data;
3295 len = skb->len;
3296
3297 ath6kl_dbg(ATH6KL_DBG_WMI, "wmi rx id %d len %d\n", id, len);
3298 ath6kl_dbg_dump(ATH6KL_DBG_WMI_DUMP, NULL, "wmi rx ",
3299 datap, len);
3300
3301 vif = ath6kl_get_vif_by_index(wmi->parent_dev, if_idx);
3302 if (!vif) {
3303 ath6kl_dbg(ATH6KL_DBG_WMI,
3304 "Wmi event for unavailable vif, vif_index:%d\n",
3305 if_idx);
3306 dev_kfree_skb(skb);
3307 return -EINVAL;
3308 }
3309
3310 switch (id) {
3311 case WMI_GET_BITRATE_CMDID:
3312 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_GET_BITRATE_CMDID\n");
3313 ret = ath6kl_wmi_bitrate_reply_rx(wmi, datap, len);
3314 break;
3315 case WMI_GET_CHANNEL_LIST_CMDID:
3316 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_GET_CHANNEL_LIST_CMDID\n");
3317 ret = ath6kl_wmi_ch_list_reply_rx(wmi, datap, len);
3318 break;
3319 case WMI_GET_TX_PWR_CMDID:
3320 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_GET_TX_PWR_CMDID\n");
3321 ret = ath6kl_wmi_tx_pwr_reply_rx(wmi, datap, len);
3322 break;
3323 case WMI_READY_EVENTID:
3324 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_READY_EVENTID\n");
3325 ret = ath6kl_wmi_ready_event_rx(wmi, datap, len);
3326 break;
3327 case WMI_CONNECT_EVENTID:
3328 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_CONNECT_EVENTID\n");
3329 ret = ath6kl_wmi_connect_event_rx(wmi, datap, len, vif);
3330 break;
3331 case WMI_DISCONNECT_EVENTID:
3332 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_DISCONNECT_EVENTID\n");
3333 ret = ath6kl_wmi_disconnect_event_rx(wmi, datap, len, vif);
3334 break;
3335 case WMI_PEER_NODE_EVENTID:
3336 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_PEER_NODE_EVENTID\n");
3337 ret = ath6kl_wmi_peer_node_event_rx(wmi, datap, len);
3338 break;
3339 case WMI_TKIP_MICERR_EVENTID:
3340 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_TKIP_MICERR_EVENTID\n");
3341 ret = ath6kl_wmi_tkip_micerr_event_rx(wmi, datap, len, vif);
3342 break;
3343 case WMI_BSSINFO_EVENTID:
3344 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_BSSINFO_EVENTID\n");
3345 ret = ath6kl_wmi_bssinfo_event_rx(wmi, datap, len, vif);
3346 break;
3347 case WMI_REGDOMAIN_EVENTID:
3348 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_REGDOMAIN_EVENTID\n");
3349 ath6kl_wmi_regdomain_event(wmi, datap, len);
3350 break;
3351 case WMI_PSTREAM_TIMEOUT_EVENTID:
3352 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_PSTREAM_TIMEOUT_EVENTID\n");
3353 ret = ath6kl_wmi_pstream_timeout_event_rx(wmi, datap, len);
3354 break;
3355 case WMI_NEIGHBOR_REPORT_EVENTID:
3356 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_NEIGHBOR_REPORT_EVENTID\n");
3357 ret = ath6kl_wmi_neighbor_report_event_rx(wmi, datap, len,
3358 vif);
3359 break;
3360 case WMI_SCAN_COMPLETE_EVENTID:
3361 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_SCAN_COMPLETE_EVENTID\n");
3362 ret = ath6kl_wmi_scan_complete_rx(wmi, datap, len, vif);
3363 break;
3364 case WMI_CMDERROR_EVENTID:
3365 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_CMDERROR_EVENTID\n");
3366 ret = ath6kl_wmi_error_event_rx(wmi, datap, len);
3367 break;
3368 case WMI_REPORT_STATISTICS_EVENTID:
3369 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_REPORT_STATISTICS_EVENTID\n");
3370 ret = ath6kl_wmi_stats_event_rx(wmi, datap, len, vif);
3371 break;
3372 case WMI_RSSI_THRESHOLD_EVENTID:
3373 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_RSSI_THRESHOLD_EVENTID\n");
3374 ret = ath6kl_wmi_rssi_threshold_event_rx(wmi, datap, len);
3375 break;
3376 case WMI_ERROR_REPORT_EVENTID:
3377 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_ERROR_REPORT_EVENTID\n");
3378 break;
3379 case WMI_OPT_RX_FRAME_EVENTID:
3380 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_OPT_RX_FRAME_EVENTID\n");
3381 /* this event has been deprecated */
3382 break;
3383 case WMI_REPORT_ROAM_TBL_EVENTID:
3384 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_REPORT_ROAM_TBL_EVENTID\n");
3385 ret = ath6kl_wmi_roam_tbl_event_rx(wmi, datap, len);
3386 break;
3387 case WMI_EXTENSION_EVENTID:
3388 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_EXTENSION_EVENTID\n");
3389 ret = ath6kl_wmi_control_rx_xtnd(wmi, skb);
3390 break;
3391 case WMI_CAC_EVENTID:
3392 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_CAC_EVENTID\n");
3393 ret = ath6kl_wmi_cac_event_rx(wmi, datap, len, vif);
3394 break;
3395 case WMI_CHANNEL_CHANGE_EVENTID:
3396 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_CHANNEL_CHANGE_EVENTID\n");
3397 break;
3398 case WMI_REPORT_ROAM_DATA_EVENTID:
3399 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_REPORT_ROAM_DATA_EVENTID\n");
3400 break;
3401 case WMI_TEST_EVENTID:
3402 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_TEST_EVENTID\n");
3403 ret = ath6kl_wmi_tcmd_test_report_rx(wmi, datap, len);
3404 break;
3405 case WMI_GET_FIXRATES_CMDID:
3406 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_GET_FIXRATES_CMDID\n");
3407 ret = ath6kl_wmi_ratemask_reply_rx(wmi, datap, len);
3408 break;
3409 case WMI_TX_RETRY_ERR_EVENTID:
3410 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_TX_RETRY_ERR_EVENTID\n");
3411 break;
3412 case WMI_SNR_THRESHOLD_EVENTID:
3413 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_SNR_THRESHOLD_EVENTID\n");
3414 ret = ath6kl_wmi_snr_threshold_event_rx(wmi, datap, len);
3415 break;
3416 case WMI_LQ_THRESHOLD_EVENTID:
3417 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_LQ_THRESHOLD_EVENTID\n");
3418 break;
3419 case WMI_APLIST_EVENTID:
3420 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_APLIST_EVENTID\n");
3421 ret = ath6kl_wmi_aplist_event_rx(wmi, datap, len);
3422 break;
3423 case WMI_GET_KEEPALIVE_CMDID:
3424 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_GET_KEEPALIVE_CMDID\n");
3425 ret = ath6kl_wmi_keepalive_reply_rx(wmi, datap, len);
3426 break;
3427 case WMI_GET_WOW_LIST_EVENTID:
3428 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_GET_WOW_LIST_EVENTID\n");
3429 break;
3430 case WMI_GET_PMKID_LIST_EVENTID:
3431 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_GET_PMKID_LIST_EVENTID\n");
3432 ret = ath6kl_wmi_get_pmkid_list_event_rx(wmi, datap, len);
3433 break;
3434 case WMI_PSPOLL_EVENTID:
3435 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_PSPOLL_EVENTID\n");
3436 ret = ath6kl_wmi_pspoll_event_rx(wmi, datap, len, vif);
3437 break;
3438 case WMI_DTIMEXPIRY_EVENTID:
3439 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_DTIMEXPIRY_EVENTID\n");
3440 ret = ath6kl_wmi_dtimexpiry_event_rx(wmi, datap, len, vif);
3441 break;
3442 case WMI_SET_PARAMS_REPLY_EVENTID:
3443 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_SET_PARAMS_REPLY_EVENTID\n");
3444 break;
3445 case WMI_ADDBA_REQ_EVENTID:
3446 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_ADDBA_REQ_EVENTID\n");
3447 ret = ath6kl_wmi_addba_req_event_rx(wmi, datap, len, vif);
3448 break;
3449 case WMI_ADDBA_RESP_EVENTID:
3450 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_ADDBA_RESP_EVENTID\n");
3451 break;
3452 case WMI_DELBA_REQ_EVENTID:
3453 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_DELBA_REQ_EVENTID\n");
3454 ret = ath6kl_wmi_delba_req_event_rx(wmi, datap, len, vif);
3455 break;
3456 case WMI_REPORT_BTCOEX_CONFIG_EVENTID:
3457 ath6kl_dbg(ATH6KL_DBG_WMI,
3458 "WMI_REPORT_BTCOEX_CONFIG_EVENTID\n");
3459 break;
3460 case WMI_REPORT_BTCOEX_STATS_EVENTID:
3461 ath6kl_dbg(ATH6KL_DBG_WMI,
3462 "WMI_REPORT_BTCOEX_STATS_EVENTID\n");
3463 break;
3464 case WMI_TX_COMPLETE_EVENTID:
3465 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_TX_COMPLETE_EVENTID\n");
3466 ret = ath6kl_wmi_tx_complete_event_rx(datap, len);
3467 break;
3468 case WMI_REMAIN_ON_CHNL_EVENTID:
3469 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_REMAIN_ON_CHNL_EVENTID\n");
3470 ret = ath6kl_wmi_remain_on_chnl_event_rx(wmi, datap, len, vif);
3471 break;
3472 case WMI_CANCEL_REMAIN_ON_CHNL_EVENTID:
3473 ath6kl_dbg(ATH6KL_DBG_WMI,
3474 "WMI_CANCEL_REMAIN_ON_CHNL_EVENTID\n");
3475 ret = ath6kl_wmi_cancel_remain_on_chnl_event_rx(wmi, datap,
3476 len, vif);
3477 break;
3478 case WMI_TX_STATUS_EVENTID:
3479 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_TX_STATUS_EVENTID\n");
3480 ret = ath6kl_wmi_tx_status_event_rx(wmi, datap, len, vif);
3481 break;
3482 case WMI_RX_PROBE_REQ_EVENTID:
3483 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_RX_PROBE_REQ_EVENTID\n");
3484 ret = ath6kl_wmi_rx_probe_req_event_rx(wmi, datap, len, vif);
3485 break;
3486 case WMI_P2P_CAPABILITIES_EVENTID:
3487 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_P2P_CAPABILITIES_EVENTID\n");
3488 ret = ath6kl_wmi_p2p_capabilities_event_rx(datap, len);
3489 break;
3490 case WMI_RX_ACTION_EVENTID:
3491 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_RX_ACTION_EVENTID\n");
3492 ret = ath6kl_wmi_rx_action_event_rx(wmi, datap, len, vif);
3493 break;
3494 case WMI_P2P_INFO_EVENTID:
3495 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_P2P_INFO_EVENTID\n");
3496 ret = ath6kl_wmi_p2p_info_event_rx(datap, len);
3497 break;
3498 default:
3499 ath6kl_dbg(ATH6KL_DBG_WMI, "unknown cmd id 0x%x\n", id);
3500 ret = -EINVAL;
3501 break;
3502 }
3503
3504 dev_kfree_skb(skb);
3505
3506 return ret;
3507 }
3508
3509 void ath6kl_wmi_reset(struct wmi *wmi)
3510 {
3511 spin_lock_bh(&wmi->lock);
3512
3513 wmi->fat_pipe_exist = 0;
3514 memset(wmi->stream_exist_for_ac, 0, sizeof(wmi->stream_exist_for_ac));
3515
3516 spin_unlock_bh(&wmi->lock);
3517 }
3518
3519 void *ath6kl_wmi_init(struct ath6kl *dev)
3520 {
3521 struct wmi *wmi;
3522
3523 wmi = kzalloc(sizeof(struct wmi), GFP_KERNEL);
3524 if (!wmi)
3525 return NULL;
3526
3527 spin_lock_init(&wmi->lock);
3528
3529 wmi->parent_dev = dev;
3530
3531 wmi->pwr_mode = REC_POWER;
3532
3533 ath6kl_wmi_reset(wmi);
3534
3535 return wmi;
3536 }
3537
3538 void ath6kl_wmi_shutdown(struct wmi *wmi)
3539 {
3540 if (!wmi)
3541 return;
3542
3543 kfree(wmi->last_mgmt_tx_frame);
3544 kfree(wmi);
3545 }
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